Define Your Mom Is Fat Meaning

Your Mom Is Fat
It's a derivative of the "Your mom" insult. The function varies slightly from the original insult as it specifies the condition the so-called "mom" is in.

Rob: Your mom Is fat.
8yo kid: *cross*
By Dari
Your Moms Fat Juicy Mommy Milkers
Your mom’s tits. 😐 What the fuck did you think I’d say?

By Brita