Meaning of ACE in English

I. ˈās noun

Etymology: Middle English as, from Anglo-French, from Latin, unit, a copper coin

Date: 14th century


a. : a die face marked with one spot

b. : a playing card marked in its center with one pip

c. : a domino end marked with one spot

2. : a very small amount or degree : particle

3. : a point scored especially on a service (as in tennis or handball) that an opponent fails to touch

4. : a golf score of one stroke on a hole ; also : a hole made in one stroke

5. : a combat pilot who has brought down at least five enemy airplanes


a. : a person who excels at something

a computer ace

b. : the best pitcher on a baseball team

the ace of the staff

- ace in the hole

- within an ace of

II. transitive verb

( aced ; ac·ing )

Date: 1923

1. : to score an ace against (an opponent)

2. : to make (a hole in golf) in one stroke

3. : to gain a decisive advantage over : defeat — usually used with out


a. : to earn a high grade on (as an examination) ; especially : to get an A on

b. : to perform extremely well in

he aced every subject

III. adjective

Date: 1926

: of first or high rank or quality

an ace mechanic

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.