Extremely hard fucking. Usually consists of the girl digging her nails into, and scratching the fuck out of the dudes back cause it's that good.
by mike-uh March 31, 2008
Get the beastmug. by Dennis Minton February 12, 2008
Get the Beastmug. a sex machine capable of producing 5000000000 pounds of sperm a day. He/sometimes she will fuck u up, literally
by thedonkeyherder May 25, 2010
Get the beastmug. A Person Who Is Extremely, Extraordinarily good at something. When someone performs to an outstanding extent at one time.
BEAST=SEAN
by TheActualBeast May 17, 2009
Get the BEASTmug. used to describe something that may be a little too ritzy or uptight for someone of an easygoing nature
by crispysam March 6, 2005
Get the beastmug. 
