Top Definition
Someone who grobbles your knob. aka Sucks dick... hard.
That slut is such a knob grobbler. "Grobble Grobble Grobble".
by Knobgrobblerdeluxe January 12, 2010
7 Words related to Knob Grobbler

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.