sledgehammer

from WordNet (r) 3.0 (2006)

sledgehammer
    n 1: a heavy long-handled hammer used to drive stakes or wedges
         [syn: {maul}, {sledge}, {sledgehammer}]
    v 1: beat with a sledgehammer [syn: {sledgehammer}, {sledge}]

from Moby Thesaurus II by Grady Ward, 1.0

33 Moby Thesaurus words for "sledgehammer":
      bang, baste, batter, beat, buffet, bulldozer, coercive, drub,
      flail, flap, forcible, hammer, knock, lambaste, larrup, maul,
      paste, patter, pelt, pommel, pound, pulverize, pummel, rap, spank,
      steamroller, strong-arm, thrash, thresh, thump, violent, wallop,
      whip

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