Definitions by El Pueblo

gundersen 

Used to describe a person who is acting like a faggot

He won't play WoT with me! He's so gundersen

gundersen by El Pueblo February 28, 2016

gundersen 

Used to describe a person who acts like a faggot/idiot.

Wow, he's so rude! He's so gundersen!

gundersen by El Pueblo February 28, 2016