doo doo dunderhead

someone who has a small penis and tries to suck it every night and cums out small amounts into his butthole. Likes to lick penis hole. When he is erected it shrinks even more than when soft.

he is such a doo doo dunderhead

by Keagan24 December 11, 2017

doo-doo dunderhead

Very dimwitted

They're the dumbest of the dumb, the stupidest of the stupid. They're doo-doo dunderheads.

by Chinnay May 12, 2016