[eɪs], (Noun)

Definitions:
- a playing card with a single spot on it, ranked as the highest card in its suit in most card games
(e.g: the ace of diamonds)

- a person who excels at a particular sport or other activity
(e.g: a motorcycle ace)

- (in tennis and similar games) a service that an opponent is unable to return and thus wins a point
(e.g: Nadal banged down eight aces in the set)


Phrases:
- an ace up one's sleeve
- hold all the aces
- play one's ace
- within an ace of

Origin:
Middle English (denoting the ‘one’ on dice): via Old French from Latin as ‘unity, a unit’

[eɪs], (Adjective)

Definitions:
- very good
(e.g: an ace swimmer)


Phrases:
- an ace up one's sleeve
- hold all the aces
- play one's ace
- within an ace of

Origin:
Middle English (denoting the ‘one’ on dice): via Old French from Latin as ‘unity, a unit’

[eɪs], (Verb)

Definitions:
- (in tennis and similar games) serve an ace against (an opponent)
(e.g: he can ace opponents with serves of no more than 62 mph)

- achieve high marks in (a test or exam)
(e.g: I aced my grammar test)


Phrases:
- an ace up one's sleeve
- hold all the aces
- play one's ace
- within an ace of

Origin:
Middle English (denoting the ‘one’ on dice): via Old French from Latin as ‘unity, a unit’

[eɪs], (Noun)

Definitions:
- an asexual person
(e.g: both asexual, they have managed to connect with other aces offline)


Phrases:

Origin:
early 21st century: abbreviation of asexual, with alteration of spelling on the model of ace

[eɪs], (Adjective)

Definitions:
- (of a person) asexual
(e.g: I didn't realize that I was ace for a long time)


Phrases:

Origin:
early 21st century: abbreviation of asexual, with alteration of spelling on the model of ace