j0 mama - A lame way to say 'yo mama' that only makes sense if your ma

A lame way to say 'yo mama' that only makes sense if your mama is also your teacher and she’s mad at you.

'J0 mama? That’s what I said and my mama gave me a pop quiz.'

'He said j0 mama and his teacher took points off his lunch.'

I said j0 mama and my mom said 'you’re grounded for the rest of the year.'