When the calibre of nerdy is matched by the size of butt, commonly seen in cargo pants. Often easily identifies a nerd by the size of butt in higher worn pants.
by scotupper January 25, 2012

by the one and olny lucidityDOT (and mark) January 03, 2005

I told Antron we had to take the bus home, man he went fuckin butt nerd.
...and then a helicopter shot at the hulk and the hulk went fuckin butt nerd smashing stuff
...and then a helicopter shot at the hulk and the hulk went fuckin butt nerd smashing stuff
by Antron January 01, 2005

A man or woman's butt that has become so flat from multiple hours of sitting at a computer, it assumes the shape of a pancake.
by TheKrispyDog May 10, 2021
