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Noun: ace  eys
  1. The smallest whole number or a numeral representing this number
    "he has the ace but will need a two and three to go with it";
    - one, 1, I, single, unity
  2. One of four playing cards in a deck having a single pip on its face
  3. Someone who is dazzlingly skilled in any field
    - adept, champion, sensation, maven, mavin, virtuoso, genius, hotshot, star, superstar, whiz, whizz, wizard, wiz, megastar
  4. A serve that the receiver is unable to reach
Verb: ace  eys
  1. Easily do well at; pass perfectly
    "You will ace";
    - breeze through, pass with flying colors [US], sweep through, sail through, nail, pass with flying colours [Brit, Cdn]
  2. Score an ace against
    "He aced his opponents"
  3. (golf) play (a hole) in one stroke
  4. (tennis) serve an ace against (someone)
Adjective: ace  eys
  1. Of the highest quality
    "an ace reporter";
    - A-one, crack, first-rate, super, tiptop, topnotch, top-notch, tops
  2. (informal) brilliant; very good
    - storming [Brit], blinding [Brit], stonking [Brit], brill [Brit], wicked, cushty [Brit], def, magic [Brit], smokin', smoking, super, sick [N. Amer]
Noun: ACE
  1. A major strategic headquarters of NATO safeguarding an area extending from Norway to Turkey
    - Allied Command Europe
  2. Proteolytic enzyme that converts angiotensin I into angiotensin II
    - angiotensin converting enzyme, angiotensin-converting enzyme

Derived forms: acing, aces, aced

See also: amazeballs [non-standard, informal], awesome [informal], beaut [Austral, NZ], beezer [UK, archaic], excellent, fantabulous, first-class, splendid, superior, top-drawer

Type of: digit, expert, figure, headquarters, hit, make it, make the grade [N. Amer], pass, peptidase, play, playing card, protease, proteinase, proteolytic enzyme, rack up, score, serve, service, tally

Part of: NATO, North Atlantic Treaty Organisation [Brit], North Atlantic Treaty Organization

Encyclopedia: Ace, The Bat-Hound