Top Definition
A large penis, esp. one that is capable of injury.
That dude's Mule Hammer bruised his girl's cervix.
#hung #horse #dick #cock #big
by JBK October 16, 2005
The most ultimate and rowdy cock butter pickle slap in all the galaxy.
"Last night I gave that chic the mule hammer!!"
#cock #dick #jimmy #milo #pedro
by C & D December 11, 2006
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