Skip to main content

gunderthump 

v. 1.Fladunking from a high altitude. 2.To strike a person's face, as if fladunking, but with great animosity and vengeance.
n. The harsh thwapping of a male's genitalia against an unsuspecting and/or deserving recipient's supple face.
See also: fladunk
"Johnny pounced from atop his pine dresser and gunderthumped Mary in the noggin." - Beauty and the Beast
"Reverend James performed a severe gunderthumping to chastise Billy, the sinful choir boy. However Billy bled and later suffered severe and unrecoverable head trauma" - NY Post 7/31/89
"GUNDERTHUMP!" - Voltaire
gunderthump by PoonPieHouligan December 17, 2005
gunderthump mug front
Get the gunderthump mug.
See more merch

Grundelthumper 

A person who is unable to find the hole with his penis.
Dayum. That drunk grundelthumper couldn't get it in my asshole OR my pussy.
Grundelthumper by Betdog November 4, 2012
Related Words