Definitions by gwailo

blum 

of muppet like appearance (perhaps Brazilian Sesame Street)

unstable muppet that could snap at any instance (or ill reference towards Brazil)

He looks rather blum today. For the sake of our safety and sanity, leave that mother fucker alone.

blum by gwailo March 9, 2005

Urban 

Sytle of aggressive, X-games style of street 'mountain' bike riding. Based on BMX street riding. Includes big jumps, wallrides, stairs, grinds, and trials moves.

Lets go ride some urban downtown, mang.

Urban by gwailo January 23, 2004