A horrendous smelling fart let off just before an attractive member of the opposite sex comes in the room.
Haha.... that James just set off a blunderguff- he farted & the girl he likes came over to talk him!
by Nicholas Gunn January 15, 2008
Criticism brought on by a mistake.
I realize that I really messed up, but I don't appreciate all the blunderguff she's giving me.
by Joeloveskelly June 08, 2016