2 definitions by MyLittleWarlock
The crusty formation of residue that forms on the underside of a desk where copious amounts of porn is viewed.
I got totally grossed out when I tried to move my son's computer desk the other night. It had 6 inch sperlagmites on it!
by MyLittleWarlock June 6, 2012
by MyLittleWarlock September 4, 2017