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 December 13, 2012
Get the Sperlagmite mug.noun: "Wow did you see the spermaglite i left on Debbies chin last night it was standing straight up"
Verb: " Im going to spermaglite a huge load on your bed if you dont stop your juvenile antics"
Verb: " Im going to spermaglite a huge load on your bed if you dont stop your juvenile antics"
by larrylamour May 1, 2009
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