dissing 

putting down

he was dissing on my mom when he called her fat

dissing by kitty February 24, 2004

dissing 

talking mean bout someone to the face or behind their back

Stop dissing my mates they are good people don't talk about them in a bad way

dissing by Dissing March 23, 2017

dissing 

Utterances of a (dis)respectful nature.

I was dissing Balazsr's on AOL for his/her lame comebacks.

dissing by Bohemian Earth Mother April 12, 2005

dissing 

where you take the piss out of someone or something

jerk: hahaha, your penis is so small brad, you cant even lose your virginity

Bystander:Jeez man, stop dissing brad bro

dissing by french baghet June 10, 2018

dissing 

Making fun of someone harshly.
Derived from "diss" or "dis", which is short term of disrespect.

Ey man, stop dissing my penis, yours isn't big either.

dissing by Mark Liberal September 9, 2019

Dissing 

A term for dumbasses when they don't know proper english.

"You and Paulina keep dissing me!" - Bob
"Salmonella is for dissers" - Bob

Dissing by DaRealDisser888 March 13, 2022

Dissing 

Term used by older, ass-hat salesmen in an attempt to seem younger and/or cooler than they really are. It should be noted that it rarely, if ever, works.

Salesguy: "I was dissing my buddy big-time for that whack sale he made."

Same Salesguy: "Did I use that properly? How did it sound?"

Dissing by Pudie February 19, 2010