The period of time when tiredness hits before you fall asleep and you feel really energetic and loopy.
by lilly may October 22, 2009

That goo inside a girl's panties that can't be agreed upon of exactly what it's make up is or what origin it's from.
by Philbo satterbama November 8, 2020

an adjective to describe something that is 'cool, excellent, well executed, completed in a fine or smooth manner'
Alex's team of developers completed the complex and daunting tasks in a fraction of the time and it worked perfectly during user acceptance test. When asked by the senior management about the status of this task, Alex said, 'it's all smickity smack! Totally smackity!'
by obiwantoby August 31, 2015

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
Person 2: Chillin man. Surviving.
Person 1: Word
by brewtis May 30, 2017

by hans mgee June 12, 2009

by Jaymez Renhcel January 25, 2018

The G-rated, family friendly term used to define the usual "Holy Shit" moments, i.e. getting a super wet smooch, tripping over thin air and arguing with uptight parents.
"Holy Smacks mom, I'm 25!"
or
"Holy smacks! That wasn't there before!"
Gasping after running a marathon: "Holy smaaaaacks!"
or
"Holy smacks! That wasn't there before!"
Gasping after running a marathon: "Holy smaaaaacks!"
by That's some bad hat harry May 14, 2011
