dirty trick

dirty trick
    n 1: an unkind or aggressive trick
    

48 Moby Thesaurus words for "dirty trick":
      artful dodge, artifice, bag of tricks, blind, bluff, bosey, catch,
      chicanery, chouse, curve, curve-ball, design, device, dirty deal,
      dirty pool, dirty work, dodge, double-dealing, duplicity,
      falseheartedness, fast deal, feint, fetch, ficelle, foul play,
      gambit, gimmick, googly, hocus-pocus, joker, juggle, pass,
      perfidiousness, perfidy, ploy, ruse, scheme, scurvy trick, shift,
      sleight, sleight of hand, sleight-of-hand trick, stratagem,
      subterfuge, treacherousness, treachery, trick, wile