side slice 

an extra-marital sex partner

"Is that your woman?" "Nah, that's just a side slice."

side slice by Kody Redcloud July 1, 2014

Side slice 

They have a side slice

They have a side slice

Side slice by anonymous September 23, 2021

Slice on the Side 

A lover other than one's partner.

You break up with your woman? Who is this girl you are with?

We didn't break up. She's just my slice on the side

Slice on the Side by fusion44 January 4, 2023

A side slick swirl kick

What Ryu and Ken say on Streetfighter when they do the spinning kick. This is not really what they say but it is what people usually refer to the move as because what they say is just too difficult to understand.

The other day me and my friend were playing Streetfighter and I beat him with the move A Side Slick Swirl Kick!

A side slick swirl kick by Hockey Temper September 19, 2010

on the slick side 

secretly, occurring without most people's knowledge. often refers to a surprising trait or event.

I thought my teacher was really lame, but I found out she listens to mix tapes on the slick side.

on the slick side by laineenola March 8, 2010