maul

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A heavy, long-handled hammer used especially to drive stakes, piles, or wedges.
• noun A heavy hammer having a wedge-shaped head and used for splitting logs.
• noun A play in Rugby in which a mass of players gathers around a ball carrier being tackled and attempts to gain possession of the ball when it is released.
• noun The mass of players during such a play.
• transitive verb To injure or mutilate, as by scratching or beating: synonym: mangle.
• transitive verb To defeat handily.
• transitive verb To handle or treat roughly, causing damage.
• transitive verb To split (wood) with a maul and wedge.

from The Century Dictionary.

• noun A heavy wooden hammer or mallet; a kind of beetle; a mall.
• noun A moth.
• noun The common mallow of Great Britain, Malva sylvestris.
• To beat and bruise with a maul, or as if with, a maul; disfigure by beating.
• To do injury to, especially gross injury, in any way.
• To split with wedges and a maul or mallet.
• noun Specifically In well-boring, a heavy block of wood used like the ram of a pile-driver to drive pipe into the ground for water or preliminary to boring in the rock below.
• noun Same as mold, n.
• noun Clayey, sticky soil.

from the GNU version of the Collaborative International Dictionary of English.

• noun A heavy wooden hammer or beetle.
• transitive verb To beat and bruise with a heavy stick or cudgel; to wound in a coarse manner.
• transitive verb To injure greatly; to do much harm to.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A heavy long-handled hammer, used for splitting logs by driving a wedge into it, or in combat.
• noun rugby A situation where the player carrying the ball, who must be on his feet, is held by one or more opponents, and one or more of the ball carrier's team mates bind onto the ball carrier.
• verb To handle someone or something in a rough way.
• verb To savage; to cause serious physical wounds (usually by an animal).
• verb figuratively To criticise harshly.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a heavy long-handled hammer used to drive stakes or wedges
• verb split (wood) with a maul and wedges
• verb injure badly by beating