M-Smack 

1.) A nickname for someone whose name begins with the letter "M".
2.) A nickname for someone whose name begins with the letter "M" and who abuses drugs (see smack, coke)

Yo man, Mike was all messed up on coke, so we called him M-Smack. Hehehe!

M-Smack by Dan The Man April 9, 2004

Dig'm Smack 

when a female straddles any part of your body and dips down too low and gives you a wet pussy m
smack on ur leg or whatever.

stand over my face and squat down and give me a dig'm smack right on my mouth

Dig'm Smack by AceCool250 August 14, 2019

I'm Fine Mom! *Smack* 

An expression common among users of anabolic steroids. Often used after the user's mom suggests a healthier lifestyle.

Mom: Hey Billy, maybe you should stop using 'roids, your arm is starting to look like Dick Cheny's hunting buddy.

Billy: I'M FINE MOM! *SMACK*
(The caps show powah)

Mom: *whimper*

I'm Fine Mom! *Smack* by Jezeah July 27, 2008