ace
— Verb
– English
～ play (a hole) in one stroke
ace
— Adjective
– English
～ of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops"
ace
— Noun
– English
～ the smallest whole number or a numeral representing this number; "he has the one but will need a two and three to go with it"; "they had lunch at one"
ACE
— Noun
– English
～ a major strategic headquarters of NATO; safeguards an area extending from Norway to Turkey
ace
— Noun
– English
～ one of four playing cards in a deck having a single pip on its face
ace
— Noun
– English
～ a serve that the receiver is unable to reach
ace
— Noun
– English
～ someone who is dazzlingly skilled in any field
ACE
— Noun
– English
～ proteolytic enzyme that converts angiotensin I into angiotensin II