Definitions by parkpark

SiBulge 

1. The bulge in Siwon's pants.
2. Siwon's dick.

(Choi Siwon, more commonly referred to as Siwon, is a member of Korean boyband, Super Junior.)

Fan 1: Look at that SiBulge!
Fan 2: I know, that's probably why he's called 'Horse'.

SiBulge by parkpark November 5, 2011