Ur mom jr means your mom junior, This word can simply be used in different ways for example..
Karl: Hello! What was your lunch today?
You: Your mother junior.
Karl: Hello! What was your lunch today?
You: Your mother junior.
Ur mom jr.
by urmomdoesntloveyou December 04, 2021
Advnceduh is a wird meaning advanced butt, this woman is an amazing tiktoker, she is the nicest and she is very respective, the best woman yet, and im writing thus bc shes my gf
Advnceduh! So advanced!
by urmomdoesntloveyou December 04, 2021