se·​cure | \ si-ˈkyu̇r How to pronounce secure (audio) , -ˈkyər \
securer; securest

Definition of secure

 (Entry 1 of 2)

1a : free from danger
b : affording safety a secure hideaway
c : trustworthy, dependable a secure foundation
d : free from risk of loss
2a : easy in mind : confident
b : assured in opinion or expectation : having no doubt
c archaic : unwisely free from fear or distrust : overconfident
3 : assured sense 1 a secure victory


secured; securing

Definition of secure (Entry 2 of 2)

transitive verb

1a : to relieve from exposure to danger : act to make safe against adverse contingencies secure a supply line from enemy raids
b : to put beyond hazard of losing or of not receiving : guarantee secure the blessings of libertyU.S. Constitution
c : to give pledge of payment to (a creditor) or of (an obligation) secure a note by a pledge of collateral
2a : to make fast secure a door secure a bike to a tree
b : to take (a person) into custody : hold fast : pinion
3a : to get secure usually lasting possession or control of secure a job
4 : to release (naval personnel) from work or duty

intransitive verb

1 of naval personnel : to stop work : go off duty
2 of a ship : to tie up : berth

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Other Words from secure


securely adverb
secureness noun


securer noun

Choose the Right Synonym for secure


ensure, insure, assure, secure mean to make a thing or person sure. ensure, insure, and assure are interchangeable in many contexts where they indicate the making certain or inevitable of an outcome, but ensure may imply a virtual guarantee the government has ensured the safety of the refugees , while insure sometimes stresses the taking of necessary measures beforehand careful planning should insure the success of the party , and assure distinctively implies the removal of doubt and suspense from a person's mind. I assure you that no harm will be done secure implies action taken to guard against attack or loss. sent reinforcements to secure their position

Examples of secure in a Sentence

Adjective We need to make our network more secure against attacks by hackers. The children were safe and secure in their beds. A safe is provided to keep your valuables secure from potential thieves. You should store your valuables in a secure place. How secure is your front door? You are now entering a secure area. I'm feeling secure about my place in the company. The company has established a secure foothold in the market. He believes his job is secure. They didn't begin to celebrate until they knew their victory was secure. Verb We must secure the country's borders. Secure your belongings under the seat. secure a child safety seat The seat is secured to the base by three screws. She scored a goal to secure the team's victory. She secured the zoo's future with a handsome bequest. He secured a loan using his house as collateral.
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Recent Examples on the Web: Adjective Hartman said that isn't happening, noting the Pentagon’s Defense Counterintelligence Security Agency examined the company last year to ensure its work was secure from foreign interference. Ronald J. Hansen, azcentral, "Mark Kelly's business subsidies, ties to Chinese tech firm under fire," 14 May 2020 One hundred percent of the proceeds from the pack will go toward the endowment's mission to place veterans into secure jobs. Trilby Beresford, The Hollywood Reporter, "Activision Blizzard Makes $2M Donation to Support Military Veterans," 1 May 2020 At the start of the finale episode, Elizabeth thanks Lucas for helping her secure a book deal, and believing in her writing from the start. Amanda Garrity, Good Housekeeping, "'When Calls the Heart' Fans Have Mixed Feelings About Elizabeth's Decision After the Season 7 Finale," 27 Apr. 2020 Her husband, fortunately, has a secure job that provides Medicare. Los Angeles Times, "Coronavirus threatens a South L.A. clinic that’s long been a lifeline for the working poor," 25 Apr. 2020 The White House has said this week that Fauci’s job is secure. Time, "Brazilian President Jair Bolsonaro Fires Health Minister Who Advocated for Coronavirus Isolation Measures," 16 Apr. 2020 The question is how secure patients and doctors should feel with a negative result. Matthew Herper, STAT, "Rapid coronavirus test, commonly used in U.S., may miss infections in some situations," 16 Apr. 2020 AP Photo/Steven Senne Until just over a week ago, Brianna Davis was feeling secure in her social media and content creator role for Student Beans, a kind of Groupon site for college kids. Lila Maclellan, Quartz at Work, "Six ways to handle the worry that comes when you’re laid off," 7 Apr. 2020 So LaVon felt pretty secure in her daughter’s care. Madison Smalstig, USA Today, "95-year-old Texas woman won't let coronavirus wreck her birthday," 3 Apr. 2020 Recent Examples on the Web: Verb Several other deputies responded to help secure Turner, who was resisting. Tanya A. Christian, Essence, "3,000-Person Block Party In Florida Leads To Arrests, Claims Of Racism," 21 May 2020 Duckworth didn't have to secure additional funding for the proposal, instead just moving up the distribution of the existing funding—helping the bill to gain bipartisan support in the Senate. Emma Hinchliffe, Fortune, "Tammy Duckworth wants new parents to claim their $500 coronavirus relief check," 21 May 2020 The lens captures the nervous tension between them and the extreme measures a mother takes to secure her daughter’s future. Elaine Ayala,, "Ayala: You’ve been watching a lot of TV, right? Yeah, me, too," 21 May 2020 Take Longer Than Expected The U.S. government has agreed to hand AstraZeneca PLC up to $1.2 billion to secure the supply of a potential coronavirus vaccine that could be ready as early as October. Denise Roland, WSJ, "U.S. to Invest $1.2 Billion to Secure Potential Coronavirus Vaccine From AstraZeneca, Oxford University," 21 May 2020 The case uncovered a scheme in which wealthy parents paid huge sums to secure students' admission at elite schools as fake athletic recruits or have someone cheat on their entrance exams, authorities said. Author: Alanna Durkin Richer, Anchorage Daily News, "Actress Lori Loughlin and designer Mossimo Giannulli will plead guilty and serve prison time in college admissions scandal," 21 May 2020 But as the Derby points race crystallizes, some trainers will surely be tempted to enter the Belmont to secure a spot in the Run for the Roses and to preserve the possibility of a Triple Crown. Tim Sullivan, The Courier-Journal, "The coronavirus threw a 'knuckleball,' but the Triple Crown is still where history happens," 20 May 2020 But the fishermen are relying on him to secure the fishing nets that will stay down for three to four days, and Ramsay is feeling the pressure. National Geographic, "Gordon Ramsay Explores Rugged West Sumatra," 20 May 2020 The Badgers closed the season with eight consecutive victories to secure a share of the Big Ten regular-season title for the first time since 2015 and Gard was named the league's coach of the year. Jeff Potrykus, Milwaukee Journal Sentinel, "The UW athletic board will address contracts of winter sports coaches at its June meeting," 19 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'secure.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of secure


circa 1545, in the meaning defined at sense 2c


1588, in the meaning defined at transitive sense 1a

History and Etymology for secure


Latin securus safe, secure, from se without + cura care — more at suicide

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Time Traveler for secure

Time Traveler

The first known use of secure was circa 1545

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Statistics for secure

Last Updated

24 May 2020

Cite this Entry

“Secure.” Dictionary, Merriam-Webster, Accessed 1 Jun. 2020.

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More Definitions for secure


How to pronounce secure (audio)

English Language Learners Definition of secure

 (Entry 1 of 2)

: protected from danger or harm
: providing protection from danger or harm
: guarded so that no one can enter or leave without approval



English Language Learners Definition of secure (Entry 2 of 2)

somewhat formal
: to make (something) safe by guarding or protecting it
: to put (something) in a place or position so that it will not move
: to make (something) certain


se·​cure | \ si-ˈkyu̇r How to pronounce secure (audio) \
securer; securest

Kids Definition of secure

 (Entry 1 of 2)

1 : free from danger or risk Being home made me feel secure.
2 : strong or firm enough to ensure safety a secure lock
3 : free from worry or doubt : confident He's secure in his abilities.
4 : sure entry 1 sense 5, certain Victory is secure.


secured; securing

Kids Definition of secure (Entry 2 of 2)

1 : to make safe Police secured the building.
2 : to fasten or put something in a place to keep it from coming loose Secure your belongings under the seat.
3 : to get hold of : acquire … “Your father has finally secured passage for us …”— Theodore Taylor, The Cay
secured; securing

Legal Definition of secure

1 : to put beyond hazard of losing or not receiving secure the blessings of libertyU.S. Constitution preamble
2a : to protect or make certain (as by lien) make a just and equitable partition and secure the parties' respective interestsDenton v. Lazenby, 879 P.2d 607 (1994)
b : to give security for (as a loan) or otherwise assure the payment, performance, or execution of with security the court imposed a lien on his property to secure the judgment
c : to give or pledge security to (as a creditor) broadly : to cause to have security or a security interest a creditor secured by a lien on real property

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More from Merriam-Webster on secure

Thesaurus: All synonyms and antonyms for secure

Rhyming Dictionary: Words that rhyme with secure

Spanish Central: Translation of secure

Nglish: Translation of secure for Spanish Speakers

Britannica English: Translation of secure for Arabic Speakers

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