the look and sound of two people having sex that leads others to assume there is a double backed monster in the bed.
by bnt07 November 22, 2011

a legendary crab that only feeds off sweet nuts, but is also known to enjoy cornflakes. He roams woodland an seaside areas.BEWARE THE NUT CRAB.
two boys enter a small woodland area.
Boy 1: dude what was that noise
boy 2: dunno.. sounded like the cry of a wild crab.
Boy 1: oh my days its the nut crab monster.. RUNNNNNN
Boy 1: dude what was that noise
boy 2: dunno.. sounded like the cry of a wild crab.
Boy 1: oh my days its the nut crab monster.. RUNNNNNN
by the poon assasain May 16, 2010

by klassii May 25, 2011

by rustyshackleford January 3, 2008

Shoving a green dry erase marker up someone's ass leaving a scary green monster mark on their rectum.
Steve:"Hey guess what."
Matt:"What?"
Steve:"Green monster time!"
Matt:"Oh god! Not my rectum!OOOHHHH!NNOOOOOO! It's so scary!"
Matt:"What?"
Steve:"Green monster time!"
Matt:"Oh god! Not my rectum!OOOHHHH!NNOOOOOO! It's so scary!"
by squall leonhart June 29, 2006

by bubmaster622 April 4, 2009

by SIMCOE November 25, 2004
