plural pros
1
: an argument or evidence in affirmation
an appraisal of the pros and cons
2
: the affirmative side or one holding it
: on the affirmative side : in affirmation
much has been written pro and con
: in favor of : for
public relations officer
1
a
: earlier than : prior to : before
prothalamion
b
: rudimentary : prot-
pronucleus
c
: precursory
proinsulin
2
a
: located in front of or at the front of : anterior to
procephalic
b
: front : anterior
prothorax
3
: projecting
prognathous
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
Tommy McArdle, People.com, 24 Jan. 2025
The fourth-year pro entered the game low enough on the depth chart that both Jordan Walsh and rookie Baylor Scheierman received first-half opportunities, but Springer didn’t.
—Jay King, The Athletic, 23 Jan. 2025
Zoey Lyttle, People.com, 14 Jan. 2025
Jelena Djokovic attended her husband Novak’s first round men’s singles match at the 2025 Australian Open in Melbourne on Monday, where the Serbian tennis pro defeated American Nishesh Basavareddy.
—Hannah Malach, WWD, 14 Jan. 2025
Dan Wolken, USA TODAY, 19 Jan. 2023
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
Jay King, The Athletic, 23 Jan. 2025
The Rams turned around their season, but the eighth-year pro’s production waned during their drive to the playoffs.
—Gary Klein, Los Angeles Times, 21 Jan. 2025
See all Example Sentences for pro 
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Noun
The former basketball pro got into acting in 2019 when he was offered a job as a stand-in on the Ryan Reynolds movie Free Guy, which was filmed in Boston.
—Tommy McArdle, People.com, 24 Jan. 2025
The fourth-year pro entered the game low enough on the depth chart that both Jordan Walsh and rookie Baylor Scheierman received first-half opportunities, but Springer didn’t.
—Jay King, The Athletic, 23 Jan. 2025
Adverb
The Dancing with the Stars pro posted a TikTok on Monday, Jan. 13 to commemorate the last morning of her trip to Mexico with her husband Samuel Lightner Cusick.
—Zoey Lyttle, People.com, 14 Jan. 2025
Jelena Djokovic attended her husband Novak’s first round men’s singles match at the 2025 Australian Open in Melbourne on Monday, where the Serbian tennis pro defeated American Nishesh Basavareddy.
—Hannah Malach, WWD, 14 Jan. 2025
Preposition
The backstory: Since bringing in longtime pro Wayne Ferreira as coach and taking his game more seriously, Tiafoe has really transformed his career over the last couple years.
—Dan Wolken, USA TODAY, 19 Jan. 2023
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
Noun or adjective
The fourth-year pro entered the game low enough on the depth chart that both Jordan Walsh and rookie Baylor Scheierman received first-half opportunities, but Springer didn’t.
—Jay King, The Athletic, 23 Jan. 2025
The Rams turned around their season, but the eighth-year pro’s production waned during their drive to the playoffs.
—Gary Klein, Los Angeles Times, 21 Jan. 2025
See all Example Sentences for pro
Dictionary Entries Near pro
Cite this Entry
“Pro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pro. Accessed 2 Feb. 2025.
Copy CitationKids Definition
pro
1 of 5 noun
plural pros
ˈprōz
: an argument or evidence in favor of something
discuss the pros and cons
pro
2 of 5 adverb
: in favor of something
pro
3 of 5 noun or adjectivepro-
4 of 5 prefix
: located in front of or at the front of
prothorax
pro-
5 of 5 prefix1
: taking the place of : substituting for
pronoun
2
: favoring : supporting
pro-American
Etymology
Noun
Middle English pro "an argument in favor of something," from Latin pro (preposition) "in favor of, for"
Noun or adjective
a shortened form of professional
Prefix
derived from Greek pro "before, forward"
Prefix
derived from Latin pro "in front of, for"
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