prevail

verb

pre·​vail pri-ˈvāl 

prevailed; prevailing; prevails

intransitive verb

1

: to gain ascendancy through strength or superiority : triumph

2

: to be or become effective or effectual

3

: to use persuasion successfully

prevailed on him to sing

4

: to be frequent : predominate

the west winds that prevail in the mountains

5

: to be or continue in use or fashion : persist

a custom that still prevails

Synonyms

• conquer
• triumph
• win

Examples of prevail in a Sentence

Mutual respect prevails among students and teachers here.

The house was built in the style that prevailed in the 1980s.

The law still prevails in some states.

Recent Examples on the Web

Set boundaries that range from strict legal compliance that can’t be ignored or changed to issues where common sense prevails. —Shep Hyken, Forbes.com, 8 June 2025

Cooler heads prevailed on Friday, with Musk and Trump refraining from slinging direct insults at each other. —Hannah Parry, MSNBC Newsweek, 6 June 2025

Polls have shown a declining percentage of voters undecided, but those who remain could be critical in which candidate ultimately prevails. —Jared Gans, The Hill, 5 June 2025

Trump’s administration is hardly equivalent to what prevailed in the old South. —Steve Chapman, Chicago Tribune, 4 June 2025

Word History

Etymology

Middle English, from Latin praevalēre, from prae- pre- + valēre to be strong — more at wield

First Known Use

14th century, in the meaning defined at sense 2

Phrases Containing prevail

• cooler heads prevail
• prevail on/upon

Rhymes for prevail

• airmail
• assail
• avail
• bewail
• blackmail
• cattail
• cocktail
• curtail
• derail
• detail
• dovetail
• email

Kids Definition

prevail

verb

pre·​vail pri-ˈvā(ə)l 

1

: to win against opposition : be successful

our team prevailed

truth will prevail over error

believed injustice should not prevail

2

: to urge successfully

prevailed upon me to play a few tunes

3

a

: to be frequent

the storms that prevail there in winter

b

: to be or continue to be in use or fashion

lower rates prevail in the evening

customs that still prevail

Legal Definition

prevail

intransitive verb

pre·​vail pri-ˈvāl 

1

: to obtain substantially the relief or action sought in a lawsuit

2

: to be frequent or predominant

the prevailing rate