When a girl gives you head and uses too much teeth like when certain female zombies appear to be giving you head while attacking you in the videogame Dead Rising.
"Yeah, I got head last night, but I was stuck going left right on the analog stick the whole time because she was giving me a Dead Rising blow job."
when something sucks so far beyond normal. after all, what could suck worse than blowing a dead bear? Not much. Used in Western Canada and parts of Ontario.
"Heard you got busted at the border for pot. that really blows dead bears,eh?"