American Dictionary

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Definition ace in American English

ace verb

[transitive] verb
/eɪs/
1

to get the best grade possible on a test, a piece of written work, etc.

Example

I'm sure I aced that geography test.

Synonyms and related words
2

to hit an ace in tennis or golf

Synonyms and related words
Example

This is what Hillary needs to do to ace the debate.

Example

She has aced every test and class she has taken at her university, including stuff she absolutely hates.

4

to serve an ace against in tennis

Example

Murray aced his opponent no fewer than 11 times.

Definition ace in American English