used as a slang term to finish off a sentence asked by DT.
" Turn up the radio, yunstanme?"
After telling someone something, its used as :You understand me?
Also can be used in place as ANY noun
I mean,I like you and all but i just wanna be friends YunStanMe?
(Used as noun)-
Dan and I are dating.. He's my YunStanMe(My Man)