ace

Pronunciation

• enPR: ās, IPA ^(key): /eɪs/

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Noun

Singular ace

Plural aces

1. (countable) In card games, an ace is a card of value 1. In some games it is the card with the highest value
2. (countable) In tennis, a player hits an ace when the opponent doesn't hit the serve
3. (countable) If you say someone is an ace at something, they are excellent at it.