Top definition
The verbal greeting equivalent to a hand shake. "Smacking" comes from the sound peoples hands make when they slap hands during a handshake. 'Off' is the from the saying "Whats poppin off" which means "whats going down? or whats up?". Smacking off is the greeting that is a combination of the two, a handshake and a question rolled into one saying, used as a greeting amongst friends or associates.
Person 1 : Smacking off G? What you been up to lately

Person 2: Chillin man. Surviving.
Person 1: Word
by brewtis May 30, 2017
Get the mug
Get a Smacking Off mug for your father José.