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
Caitlin Sole, Better Homes & Gardens, 1 May 2025
Those questions lead this rogue’s gallery of characters — whose frequent disagreements supply much of film’s clever humor — to join up with an audience favorite, the bearish Red Guardian (David Harbour, chewing up the part like a pro).
—Randy Myers, Mercury News, 30 Apr. 2025
Kayla Grant, People.com, 18 Feb. 2025
The retired tennis pro recently teamed up with her daughters to collaborate on a campaign for the children's clothing brand Janie & Jack.
—Kayla Grant, People.com, 4 Apr. 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
Jacqueline Dole, Travel + Leisure, 21 Apr. 2025
The match had the tall task of following an emotional Jey Uso win to start WrestleMania, but these two pro’s worked very hard to do just that.
—Alfred Konuwa, Forbes.com, 20 Apr. 2025
See All Example Sentences for pro
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Noun
Before the big day, come equipped with must-know moving expertise from real estate pros.
—Caitlin Sole, Better Homes & Gardens, 1 May 2025
Those questions lead this rogue’s gallery of characters — whose frequent disagreements supply much of film’s clever humor — to join up with an audience favorite, the bearish Red Guardian (David Harbour, chewing up the part like a pro).
—Randy Myers, Mercury News, 30 Apr. 2025
Adverb
Upon meeting Brooks for the first time, the Dancing with the Stars pro shared a sweet photo revealing the happy news.
—Kayla Grant, People.com, 18 Feb. 2025
The retired tennis pro recently teamed up with her daughters to collaborate on a campaign for the children's clothing brand Janie & Jack.
—Kayla Grant, People.com, 4 Apr. 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
Birkenstock Unisex Arizona Essentials Sandals $80 at Amazon One thing nearly all park pros will tell you is the importance of switching out shoes throughout your trip.
—Jacqueline Dole, Travel + Leisure, 21 Apr. 2025
The match had the tall task of following an emotional Jey Uso win to start WrestleMania, but these two pro’s worked very hard to do just that.
—Alfred Konuwa, Forbes.com, 20 Apr. 2025
See All Example Sentences for pro
Cite this Entry
“Pro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pro. Accessed 5 May. 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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