What is sorry ass mother fucker?

Someone who wants you to feel sorry for them but is a no good asshole

He's a sorry ass mother fucker because he doesn't work and blames his parents for everything.

sorry ass mother fucker - video

Sorry ass mother fucker - what is it?

A worthless,lazy, untrustworthy, person

John doe, will not get a job and he bums stuff all the time,he is a sorry ass mother fucker.