someone tells you to go fuck you're self, you: you're mom. someone asks you what poor animal is you're pet, you: you're mom. How do you reply on: "Who was that ugly person I saw at you're house last night? You're mom,and why were there anyway?!
There are many ways to make a you're mom insult.
First, the basic formula of all yo momma joke:
You're mom is so X she Y
As we all know from jokes, X is fat, ugly, stupid, poor, dirty, itc.
Y is the deus ex machina, the key, the main ingredient to make this delicant masterpiece. Without Y, there is no momma. Now, the second way is for a sarcastic, tongue-in-cheek or a double entendre retort to either a mild criticism or even an innocuous statement.
Let's look at the examples:
Sometimes, rather than the X and Y formula, the "your mother" joke can take the form of a metaphor, for instance:
It took yo mama 10 tries to get her drivers license, she couldnt get used to the front seat!
Your mother's like the Titanic, because she's guaranteed to go down on the first date!
And the last, most common approach, is the nonsensical retort: