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 Pulaski County senior Maddy Dunn secured her own personal state title in the 100-meter dash before anchoring in the 4x200 and 4x100, helping her team secure titles in both relays. David Harten, The Courier-Journal, 13 June 2021 With a secure screw fastening, the cable bracelets elevate industrial chic with Continental nous. Kate Matthams, Forbes, 12 June 2021 Since they're designed with a durable anti-skid rubber sole and an allover stretch upper, the shoe is meant to feel as comfortable as a sock while keeping your footing - and your toes - secure. Jayla Andrulonis, Travel + Leisure, 12 June 2021 Garland said that bill and another known as the John Lewis Voting Rights Act, named after the late civil rights leader and congressman, were necessary to help his department secure voting rights., 11 June 2021 Signal is an independent non-profit that aims to create a totally secure, encrypted cross-platform messaging app. Kim Komando, USA TODAY, 11 June 2021 More baby boomers will be able to have the kind of financially secure retirement their parents enjoyed. Rob Portman, Fortune, 11 June 2021 This features two inches of thickness and quality stitching that ensures a secure fit. Tim Kohut, BGR, 11 June 2021 The agency spent years running a secure phone network for criminals. Lily Hay Newman, Wired, 11 June 2021 Recent Examples on the Web: Verb Karger failed to secure a single delegate and was denied invitations to any of the debates. NBC News, 1 June 2021 Right fielder Aaron Judge struck out looking with the bases loaded in the ninth inning to end the ball game and secure the victory for the Tigers. Forbes, 31 May 2021 But Gregor followed up the big hit with a strikeout to secure the victory. Phillip Steinmetz, The Courier-Journal, 30 May 2021 A year ago Pep Guardiola’s side faced being excluded from the Champions League until the club’s squad of lawyers helped to secure a decisive victory to overturn the UEFA ban at the Court of Arbitration for Sport. Tim Bielik, cleveland, 29 May 2021 A year ago Pep Guardiola's side faced being excluded from the Champions League until the club's squad of lawyers helped to secure a decisive victory to overturn the UEFA ban at the Court of Arbitration for Sport. Rob Harris, Star Tribune, 28 May 2021 The universally-flattering style is set to be the most popular choice for 2021, with everyone rushing to secure a salon appointment for a chop after months of grown-out, limp-looking hair. Lottie Winter, Glamour, 21 May 2021 Melissa had five runs in the bottom of the sixth to secure the run-rule victory. Joseph Hoyt, Dallas News, 21 May 2021 The season finale was a thriller against rival Century, with Liberty scoring on a penalty corner play with no time remaining to secure a 2-1 victory. Pat Stoetzer,, 19 May 2021

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

14 Jun 2021

Cite this Entry

“Secure.” Dictionary, Merriam-Webster, Accessed 14 Jun. 2021.

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More Definitions for secure



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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