Top Definition
The act of applying peanut butter to your hand, and slapping someone across the face. It is most effective when performed on someone with a mild peanut allergy.
Person #1: He's such a jerk, next time I see him it's jiffy slap time.
Person #2: Use chunky, smooth just wont cut it.
by Ellis Lee September 27, 2011

Free Daily Email

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

Emails are sent from We'll never spam you.