From WordNet (r) 2.0 (August 2003) [wn]:
ace
adj : 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" [syn: A-one, crack,
first-rate, super, tiptop, topnotch, {tops(p)}]
n 1: 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" [syn: 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 [syn:
adept, champion, sensation, maven, mavin,
virtuoso, genius, hotshot, star, superstar,
whiz, whizz, wizard, wiz]
4: a major strategic headquarters of NATO; safeguards an are
extending from Norway to Turkey [syn: {Allied Command
Europe}, ACE]
5: a serve that the receiver is unable to reach
v 1: succeed at easily; "She sailed through her exams"; "You will
pass with flying colors"; "She nailed her astrophysics
course" [syn: breeze through, {pass with flying
colors}, sweep through, sail through, nail]
2: score an ace against; "He aced his opponents"
3: play (a hole) in one stroke
4: serve an ace against (someone)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
ace \ace\ adj.
1. of the highest quality an ace reporter
Syn: A-one, first-class, first-rate, super, tip-top,
topnotch(predicate)
[WordNet 1.5]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
ace \ace\ v.
to get a grade of "A"; as, to ace an exam. [Colloq.]
[PJC]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Ace \Ace\ ([=a]s), n.; pl. Aces ([=a]"s[e^]z). [OE. as, F. as,
fr. L. as, assis, unity, copper coin, the unit of coinage.
Cf. As.]
[1913 Webster]
1. A unit; a single point or spot on a card or die; the card
or die so marked; as, the ace of diamonds.
[1913 Webster]
2. Hence: A very small quantity or degree; a particle; an
atom; a jot.
[1913 Webster]
I 'll not wag an ace further. --Dryden.
[1913 Webster]
3. (Sport) A single point won by a stroke, as in handball,
rackets, etc.; in tennis, frequently, a point won by a
service stroke.
[Webster 1913 Suppl.]
To bate an ace, to make the least abatement. [Obs.]
Within an ace of, very near; on the point of. --W. Irving.
[1913 Webster]
From The Free On-line Dictionary of Computing (19 Sep 2003) [foldoc]:
ACE
1. Advanced Computing Environment.
2. Adaptive Communication Environment.