an insult to a person that is being a large peepee and deserves to feel dead inside.
by T-Positive August 28, 2018
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It's when a kid (9 to 14 years old) gets mad, they will use it as a last resort.

You can say no u as a comeback or you can say ur dad lesbian.
by UrbanKiwi March 26, 2018
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you don't know how to comback with a sick roast? use this career destroying saying, it is also the worst thing you could say at a funeral or a family dinner.
person 1: my mom just died, i'm so sad!
person 2: ur mom gay
"person one dies"

sister: can you pass me the ketchup?
me: no
sister: fuck you
me: your mom gay
by ur parents gay November 10, 2021
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hah what did you say to me?! UR MOM GAY!!!!!!
by mmmm yes December 20, 2017
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It is the most powerful and devastating roast. By saying this, the person being roasted will cry and get crippling depression.
“Hey Lukas! Eat a dick!”
Jim, ur mom gay”
by The Real NerdMysteria April 1, 2018
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an insult to say to someone. another way of saying this is,"your mom BIG gay"
if someone says ur mom gay to you say, "no u"
"oh by the way, ur mom gay"
by thedictionarian101 March 14, 2018
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the most fucking retarded insult ever, example

james: you are crap at this game
bobby: better than you
james: ur mom gay
yo man BTW ur mom gay
by gay dictionarys January 24, 2019
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