\ 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


prefix (1)

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


prefix (2)

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 Woods withdrew for the first time in a major as a pro. Doug Ferguson, Orlando Sentinel, 22 May 2022 Woods withdrew for the first time in a major as a pro. Chicago Tribune, 21 May 2022 Jacob Wallace is making his first trip to Hartford as a pro. Dom Amore, Hartford Courant, 9 May 2022 Earlier this offseason, JC Tretter was entrenched in the spot and coming off two of his best seasons as a pro. Scott Patsko, cleveland, 30 Apr. 2022 Even so, Kerr still laments missing his final free-throw attempt as a pro. Ron Kroichick, San Francisco Chronicle, 29 Apr. 2022 Burt’s Bees is a pro at getting the job done for an affordable price that’s a steal. Daisy Maldonado, SELF, 30 Mar. 2022 Havenstein, 29, was a second-year pro when the Rams moved to Los Angeles. Los Angeles Times, 5 Feb. 2022 The Philips Premium Air Fryer XXL is a pro at frying, baking, roasting, grilling, and even reheating, working 1.5 times faster than an oven, according to the product description. Katie Dupere, Men's Health, 1 Feb. 2022 Recent Examples on the Web: Adverb The Cubans will expand the sport’s worldwide pool of talent after years of talents, such as three-time Olympic champion Teofilo Stevenson, being denied the opportunity to turn pro under Fidel Castro’s rule. Lance Pugmire, USA TODAY, 15 Apr. 2022 In addition, guards R.J. Cole and Tyrese Martin had previously announced plans to turn pro. Shreyas Laddha, Hartford Courant, 12 Apr. 2022 Watson played at Georgia in 2000 and 2001 before leaving school to turn pro. Matt Young, Chron, 11 Apr. 2022 The Mac Studio with display is a likely upgrade path—the iMac Pro was targeted at similarly pro-leaning consumers who wanted more power than the regular iMac but didn’t need the monster Mac Pro. Tim De Chant, Ars Technica, 18 Mar. 2022 One of the looming decisions will come from freshman guard JD Davison, whom Oats believes will turn pro after continuing to receive some first-round grounds from NBA teams. Mike Rodak |, al, 3 Apr. 2022 Despite an offer from LSU, Trevor Story decided to turn pro right out of high school and accelerate his journey to the big leagues. Alex Speier,, 26 Mar. 2022 Ollie is now a director with Overtime Elite, a program for young basketball players who wish to skip college and turn pro. Dom Amore,, 1 Feb. 2022 Philips becomes the second Bruin with remaining eligibility to announce his intentions to turn pro, joining defensive lineman Otito Ogbonnia. Ben Bolch, Los Angeles Times, 4 Jan. 2022 Recent Examples on the Web: Preposition That matched the second-highest finish by a Sun Devil, the other coming from current PGA pro Jon Rahm in 2016. Michelle Gardner, The Arizona Republic, 27 May 2021 Recent Examples on the Web: Noun or adjective Hart, 42, praised Chappelle, 48, on Thursday's Jimmy Kimmel Live!, saying that Chappelle — who was attacked onstage while performing at the Hollywood Bowl in Los Angeles on Tuesday — handled it like a pro. Jen Juneau,, 6 May 2022 From perfecting your serve to the mental side of the game this on-demand digital class will have her playing like a pro. Lauren Hubbard, Town & Country, 21 Apr. 2022 But in spite of the challenges of the stunt, Bay said Gyllenhaal was enthusiastic about performing and handled it like a pro. Wilson Chapman, Variety, 5 Apr. 2022 By 12 years old, Avery could belt, control masterful vibrato and harmonize like a pro. Beatrice Hazlehurst, Billboard, 27 Jan. 2022 Unlike me, Avedon’s an old pro at Second Life carousing. Kate Knibbs, Wired, 16 Dec. 2021 Whether new to an industry sector or an old pro, knowing the competition is everything. John Hayes, Forbes, 8 June 2021 And as Buddy DuPois, the old pro of Miranda’s company, TC Carson, plays the male diva to imperious, weed-puffing perfection. Los Angeles Times, 6 Mar. 2021 The beauty pro topped off Chamberlain's skin prep with a dollop of the CeraVe Eye Repair Cream, which brightens and depuffs in a pinch. Jennifer Chan,, 8 May 2022 See More

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.

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

Learn More About pro

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 May 2022

Cite this Entry

“Pro.” Dictionary, Merriam-Webster, Accessed 26 May. 2022.

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More Definitions for pro


\ 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.


noun or adjective

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

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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