it means your mother/tu madre/mama. "yo mama" is an inside joke in 2015/today.
Yo Mama was a word originated from a youtube channel called 'Yo mama'
Yo Mama was a word to start of a very popular insult that spread around the word.
YO MAMA IS SO SMALL, EVEN ANTS LOOKED DOWN ON HER!
The word 'Yo Mama' originated from the youtube channel 'Yo mama'. It the starter word for a very popular insult back in 2019
YO MAMA IS SO FAT, SHE ATE THE MOON!
An out of date joke. Stop using it!
Yo MA MA So Fucking Stupid, she thought fruit punch was a gay boxer.
Yeah you see how ridiculous you sound now? Hmm? Fucking idiot.