\ ˈprō How to pronounce pro (audio) \
plural pros

Definition of pro

 (Entry 1 of 7)

1 : an argument or evidence in affirmation an appraisal of the pros and cons
2 : the affirmative side or one holding it



Definition of pro (Entry 2 of 7)

: on the affirmative side : in affirmation much has been written pro and con

Definition of pro (Entry 3 of 7)

: in favor of : for

Definition of pro (Entry 4 of 7)

Definition of PRO (Entry 5 of 7)

public relations officer

Definition of pro- (Entry 6 of 7)

1a : earlier than : prior to : before prothalamion
b : rudimentary : prot- pronucleus
c : precursory proinsulin
2a : located in front of or at the front of : anterior to procephalic
b : front : anterior prothorax
3 : projecting prognathous

Definition of pro- (Entry 7 of 7)

1 : taking the place of : substituting for procathedral procaine
2 : favoring : supporting : championing pro-American

Examples of pro in a Sentence

Noun He is a pro when it comes to household repairs. She handled that tricky situation like an old pro.
Recent Examples on the Web: Noun Dearman is former bass pro who spends much of the fall and winter hunting for big bucks in Coahuila, Mexico. Matt Williams, Dallas News, "Sightings of mountain lions are rare," 16 Jan. 2021 Maxwell is a celebrity stylist-turned-designer— a total pro at crafting looks that relay just the right message. Kerry Pieri, Harper's BAZAAR, "Which Designer Will Kamala Harris Wear for the Inauguration?," 14 Jan. 2021 The third-year pro followed up his season-best 25-point performance in Sunday’s 96-88 loss at Minnesota with a team-high 24 points against the Thunder. Tom Orsborn,, "Spurs’ DeMar DeRozan questionable after missing two games for personal reasons," 13 Jan. 2021 The fifth-year pro signed a 10-day contract Monday when the NBA granted Cleveland a hardship exception. Brian Dulik, Star Tribune, "Jazz end shortened trip with 117-87 win over depleted Cavs," 12 Jan. 2021 Hayes chased after Smith and rear-ended the former NFL pro’s vehicle on Sophie B. Wright Place. Ramon Antonio Vargas | Staff Writer,, "Convictions of ex-Saints player Will Smith's killer, Cardell Hayes, tossed by U.S. Supreme Court," 11 Jan. 2021 Although delivering the message to camera was a first for a British monarch, the Queen, who had given her first Christmas broadcast just five years earlier, was a pro. Katie Frost, Town & Country, "How the Queen's First Televised Christmas Broadcast Changed the Royal Family Forever," 14 Dec. 2020 Ortiz is a pro who has command of the equipment and the trio of Brown-Ruth-Yeast often wheeled their chairs between games that were simultaneously happening to lend each other help. John Canzano, oregonlive, "Canzano: Pac-12 Conference officiating under the microscope," 2 Dec. 2020 If defensive coordinator Joe Woods can contain Henry on first down runs, Garrett could get back to his game-wrecking ways versus Queensbury, who is a seven-year pro but has one career start. Ellis L. Williams, cleveland, "Cleveland Browns vs. Titans preview: Previewing Tennessee and how they match up," 30 Nov. 2020 Recent Examples on the Web: Adverb The social media platform issued a crackdown on Friday of users who had been spreading pro-QAnon content, and Powell and Flynn were wrapped up in it, according to Twitter. Mike Brest, Washington Examiner, "Sidney Powell and Michael Flynn banned on Twitter for promoting QAnon content," 8 Jan. 2021 The Michigan football running back is expected to turn pro instead of using the extra year of eligibility the NCAA granted to all players before this season, the Free Press has learned. Rainer Sabin, Detroit Free Press, "Michigan football RB Chris Evans will pass on extra year, set to pursue NFL career," 26 Dec. 2020 The only thing standing in the way of the small-market team drafting Lawrence is the junior’s decision to turn pro. Mark Long,, "Jaguars set sights on Trevor Lawrence after years of failure at QB," 28 Dec. 2020 McDonald is often compared with former UCLA standout and current WNBA champion Jordin Canada of the Seattle Storm, another speedy guard who excelled at both ends, and who considered turning pro early before ultimately returning. Lindsay Schnell, USA TODAY, "Women's basketball preview: Aari McDonald pushing pace, and pushing Arizona to new heights," 9 Dec. 2020 Simmons joins redshirt junior cornerback Shakur Brown and fifth-year senior defensive tackle Naquan Jones in announcing their intentions to turn pro. Chris Solari, Detroit Free Press, "Michigan State football defensive star Antjuan Simmons to enter 2021 NFL draft," 18 Dec. 2020 Annual registration fees are pro-rated three times per year. Shirley Macfarland, cleveland, "Garden Club spreads holiday cheer through festive wreaths donation: Talk of the Towns," 11 Dec. 2020 As was the case with former Arizona State one-and-done and Oklahoma City Thunder rookie Lugentz Dort, getting signed as an undrafted free agent helps vindicate their decision to forgo their NCAA eligibility and turn pro. Dana Scott, The Arizona Republic, "Ex-Bella Vista Prep standout Terry Armstrong trains for NBA draft at Dream City Christian in Glendale," 31 Oct. 2020 Fellow junior forward Joey Hauser and sophomore guard Rocket Watts and potentially both could turn pro. Chris Solari, Detroit Free Press, "Michigan State basketball signs its three commitments; could Emoni Bates join 2021 class?," 11 Nov. 2020 Recent Examples on the Web: Noun or adjective As a 15th-year pro, Spurs forward Rudy Gay has a great appreciation for Lakers star LeBron James becoming the first NBA player to score 10 or more points in 1,000 consecutive games. Tom Orsborn,, "Spurs could start new year with Derrick White back in action," 31 Dec. 2020 But in the 45th game of his NFL career, Washington Football Team defensive tackle Daron Payne got his first as a pro. Mark Inabinett |, al, "Check out Daron Payne’s first NFL interception," 20 Dec. 2020 But Davis is on his way to enjoying his best season as a pro. Chris Bumbaca, USA TODAY, "Seven reasons why Tennessee Titans' Derrick Henry can become eighth NFL player with 2,000 rushing yards," 17 Dec. 2020 Weems, 23, was a forgettable sixth-round draft pick as a college senior but has seen his velocity and command greatly improve as a pro. Evan Grant, Dallas News, "Chris Young’s first days as Rangers GM have been filled with plentiful learning opportunities," 8 Dec. 2020 Quarterback Justin Herbert produced his worst game as a pro. oregonlive, "Chargers will retain coach Anthony Lynn through the end of the season: Report," 8 Dec. 2020 The kick was Blankership's first game-winner as a pro. Akeem Glaspie, The Indianapolis Star, "Colts rookie Rodrigo Blankenship earns redemption with winning kick in overtime," 23 Nov. 2020 The 26-year-old has spent her first four years as a pro with the Washington Spirit, who drafted her seventh overall from Florida State in 2016. Jonathan Saxon, The Courier-Journal, "Racing Louisville FC signs Cheyna Matthews to growing roster ahead of inaugural season," 2 Nov. 2020 Learning techniques, building your bodies and developing the proper habits needed to excel as a pro. Stephen Means, cleveland, "Wyatt Davis got his breakout season in 2019 and returned for one reason: An Ohio State football national title," 22 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pro.' 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 pro


15th century, in the meaning defined at sense 1


15th century, in the meaning defined above


1817, in the meaning defined above

Noun or adjective

1856, in the meaning defined above

History and Etymology for pro


Middle English, from Latin, preposition, for — more at for





Prefix (1)

New Latin, from Latin, from Greek, before, forward, forth, for, from pro — more at for

Prefix (2)

Latin pro in front of, before, for, forward — more at for

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Time Traveler for pro

Time Traveler

The first known use of pro was in the 15th century

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Statistics for pro

Last Updated

23 Jan 2021

Cite this Entry

“Pro.” Dictionary, Merriam-Webster, Accessed 24 Jan. 2021.

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More Definitions for pro



English Language Learners Definition of pro

 (Entry 1 of 2)

: in favor of something

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

: paid to participate in a sport or activity
: done by people who are paid to play or compete in a sport or activity


\ ˈprō How to pronounce pro (audio) \
plural pros

Kids Definition of pro

 (Entry 1 of 4)

: an argument or evidence in favor of something We weighed the pros and cons of wind power.



Kids Definition of pro (Entry 2 of 4)

: in favor of something We heard arguments pro and con.

Kids Definition of pro (Entry 3 of 4)

: professional pro athletes He sank the putt like a pro.



Kids Definition of pro-

: approving : in favor of

Medical Definition of Pro

 (Entry 1 of 2)

proline; prolyl

Medical Definition of PRO (Entry 2 of 2)

peer review organization

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More from Merriam-Webster on pro

Thesaurus: All synonyms and antonyms for pro

Nglish: Translation of pro for Spanish Speakers

Britannica English: Translation of pro for Arabic Speakers

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