grand motherfucker

When the regular motherfucker just doesn't cut it; a higher level of motherfucker.

It's going down now, you grand motherfucker!

by The Great Dark February 8, 2015

Grand motherfucker

A respected older motherfucker who has been promoted by excelling as a motherfucker or by fucking one or more grandmothers

John is now a Grand motherfucker.

by JAKINTEXES July 10, 2011