crack


crack (http://definr.com/crack)

     adj : (informal) 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: ace, A-one,
            first-rate, super, tiptop, topnotch, tops(p)]
     n 1: a long narrow opening [syn: cleft, crevice, fissure, scissure]
     2: a narrow opening; "he opened the window a crack" [syn: gap]
     3: a long narrow depression in a surface [syn: crevice, cranny,
         fissure, chap]
     4: a sudden sharp noise; "the crack of a whip"; "he heard the
        cracking of the ice" [syn: cracking]
     5: (informal) a chance to do something; "he wanted a shot at
        the champion" [syn: shot]
     6: witty remark [syn: wisecrack, sally, quip]
     7: a mark left after a small piece has been chopped or broken
        off of something [syn: check, chip]
     8: a purified and potent form of cocaine that is smoked rather
        than snorted
     9: a usually brief attempt; "he took a crack at it"; "I gave it
        a whirl" [syn: fling, go, pass, whirl, offer]
     10: the act of cracking something [syn: fracture, cracking]
     v 1: become fractured; break or crack on the surface only; "The
          glass cracked when it was heated" [syn: check, break]
     2: make a very sharp explosive sound; "His gun cracked"
     3: as of tightly stretched ropes or fingers [syn: snap]
     4: hit forcefully; deal a hard blow, making a cracking noise:
        "The teacher cracked him across the face with a ruler"
     5: pass through, as through a barrier; "Registrations cracked
        through the 30,000 mark in the county" [syn: {break
        through}]
     6: break partially but keep its integrity; "The glass cracked"
     7: break suddenly and abruptly; as of something under tension;
        "The rope snapped" [syn: snap]
     8: suffer a nervous breakdown [syn: crack up, crock up, {break
        up}, collapse]
     9: cause to become cracked; "heat and light cracked the back of
        the leather chair"
     10: reduce (petroleum) to a simpler compound by cracking
     11: break into simpler molecules by means of heat; "The
         petroleum cracked"