Shmack

The phrase used when 'Shmacking' a ruler against the forehead

He "Shamacked" his forehead with a ruler and said 'Shmack!'

by DragonQueen3456 August 8, 2019

Shacktalk

The pleasant and friendly exchange of shackism remarks. Often in relation to calculus yet not restricted to such.

Engaged student: Blimey, I almost shackt myself from excitement in class today with all of the shacktastitic shacktables and shacktips
unengaged student: hey quit it with all of that shacktalk will you

by Lord shack November 11, 2019

Shmack boi

A Young adult(s) whom only shmack the good stuff ( Nicotine, Wax, Xanax, and Acid)

“Area 51, there’s shmack bois on the loose”

Big tiff - what’s a shmack boi ?

Brittney - only the HOTEST bois Alive 🤩

by Ipsum2900 November 22, 2019

Shmack

Magically delicious

Bro this burger shmack....no cap

by Flight sucks101 March 10, 2020

Shmackle

Shmackle. The word to describe'sthe skin that houses testicles. otherwise known as "ball sack".

DONALD T: hey Taylor, wanna hold my Shmackle?

Taylor S: I won't tell if you dont.

by YNotlinda March 31, 2020

shlackahomie

When you shlack off your secretly gay teammate in the locker room before a big game

Hey, the game is about to start. Let’s do a shlackahomie.

by Donkeysarepeopletoo April 17, 2020

shmack

suburban kids who think they're ghetto use this when they want to suck a dick or hit a juul

yeah bro im a faggot lemme shmack your dick

by burned water May 13, 2020