Lots of Aunestis(Honestys) say this saying.
Brother:Hi!
Aunesti:Do you want to know something cool?
Brother:Su-..
Aunesti:UR MOM GAY!
Ur mom gay is a very offensive thing to say to somebody but the CORRECT way to answer is no u
Joe: ur mom gay
John: no u
Joe: *dies*
its something a person says when he/she wants to insult ur mother.
example:
-i cant go.
-why
mom told me i cant
-UR MOM GAY
Charlie: Ur mom gay
You:No u
* Charlie dies
Billy: Ur mom gay
You: Ur dad lesbian
* Billy dies
Ur mom gay (this post is completely imune to no u or any outher repell)
Hilarious comeback Insult used by every teenage boy on earth.
Human 1: "Ur Gay"
Human 2: "Ur Mom Gay"
Human 1: My moms dead.