by Twisted System™ August 13, 2006
this word comes from ass meaning butt and spelunker meaning someone who explores caves so ass spelunker means someone who explores the butt hole and its surrounding area
by the_one_and_only June 09, 2003
One who makes a hobby of exploring and studying the cave that is surrounded by the annular muscle (i.e., the ass)and able to contract or close a bodily opening. A poostabber. A male homosexual/anal invader.
by Carter Jordan September 27, 2004
Yesterday I found three pencils, an eraser, a bracelet, and 61 cents while sofa spelunking for the TV remote.
by pilotguy October 04, 2011
by jubjubmacrub May 22, 2013