pro

1 of 7

noun

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

pro

2 of 7

adverb

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

pro

3 of 7

preposition

: in favor of : for

pro

4 of 7

noun or adjective

PRO

5 of 7

abbreviation

public relations officer

pro-

6 of 7

prefix (1)

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

pro-

7 of 7

prefix (2)

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
Find out why some produce fans are promoting this strategy, then our Test Kitchen pros are here to clean up the confusion about this buzzy berry belief. Karla Walsh, Better Homes & Gardens, 15 July 2024 Advertisement Haylock said Brown was a natural. Sports Caitlin Clark, Angel Reese battled in college, pros. Chuck Schilken, Los Angeles Times, 15 July 2024
Adverb
In November 2023, the Ukranian tennis pro married her partner, George Kyzymenko, wearing a stunning wedding dress from an unexpected source: top luxury sportswear brand Wilson. Emily Tannenbaum, Glamour, 4 July 2024 The custom piece, which the American tennis pro first flexed at Wimbledon last year, features an ultra-light 39 mm titanium case and a green guilloché dial that evokes a grassy court. Rachel Cormack, Robb Report, 29 June 2024
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
Participants will engage in workshops and sessions led by industry pros, including writer Mike Bartlett, agent Matt Connell and editorial teams from various networks. Naman Ramachandran, Variety, 17 July 2024 The members-only session popular among homebrewers and industry pros on Saturday afternoon is now open to the general public. John Frank, Axios, 16 July 2024 See all Example Sentences for pro 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pro.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun

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

Adverb

pro-

Preposition

Latin

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

First Known Use

Noun

15th century, in the meaning defined at sense 1

Adverb

15th century, in the meaning defined above

Preposition

1817, in the meaning defined above

Noun Or Adjective

1856, in the meaning defined above

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

Dictionary Entries Near pro

Cite this Entry

“Pro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pro. Accessed 23 Jul. 2024.

Kids 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 adjective

pro-

4 of 5 prefix
: located in front of or at the front of
prothorax

pro-

5 of 5 prefix
1
: 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"

Medical Definition

Pro

1 of 2 abbreviation
proline; prolyl

PRO

2 of 2 abbreviation
peer review organization

More from Merriam-Webster on pro

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!