When a man nuts (or cums) into another mans urethra then they nut back into your mouth forcing you to swallow creating a snowball effect.
KYLE: Aye Jim you wanna get together with the boys and do a snowball cannon?
JIM: FUCK YEAH LETS DO IT!
JIM: FUCK YEAH LETS DO IT!
by The_Crotch_Fire March 25, 2019