Top Definition
Occurs when a person, boy or girl, jizzes for no reason or when they are extremely horny and it just sorta...happens. Usually occurs in public.
I was walking around the mall with my girlfriend when all of a sudden i began smasping.
by M4st3r_of_N0cl0ck February 18, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×