Shmackii 

Another way to use "penis" or "dick" in a funny manner

"Yo dude, you got with the shawty yesterday?" "Yeah, she rode my
Shmackii like no tomorrow"

Shmackii by ZoNtKrOnOs September 11, 2016

Shmackin 

When food is lit and good at the same time!!

Dog that chicken was shmackin my dude!

Shmackin by Itslitfamily July 24, 2017

Shmacking up 

when someone engages in informal sexual activity, including hooking up and/or oral

Person A: Are you going to that girl's house tonight?
Person B: Yeah bro.
Person A: You gonna Netflix and Chill?
Person B: No bro, we gonna go straight to shmacking up.

Shmacking up by BHPH November 9, 2018

shmackin 

when something is very fun. extremely crackin, hella cool

the function in richmond was SHMACKIN

shmackin by ecrizzel April 5, 2009

shmackin 

Popping pills, helluh on. When you're helluh high on pills, you keep saying "sh" everytime you use a word with "s" in it.

This Guy: Ey, you on pillz man?
Shmackin Shmark: Hell yaw, what's shmackin mang?
This Guy: LOL what's your name?
Shmackin Shmark: Shmackin Shmark mang. I put that on mamash mang.

shmackin by Shmackin Shmark December 19, 2009

shmackin 

When something is fun(like a party), to get something started(like a fight).

ex 1:"A yo cuz, that party was shmackin!!!"
ex 2:"It's about to be on and shmackin cuz, dat bitch keep talkin shit, i'm bout to crack her off top!"

shmackin by Kai'yonna December 29, 2005

SHMACKING 

keepin the faith, pressing on, going on, moving forward

Keep that fire shmacking

SHMACKING by MisZ July 25, 2006