Similar to being shitfaced (drunk), but way funnier
"Lets all go get poopfaced!"
"I am getting highschool poopfaced tonight"
"Steve was so poopfaced last night"
1) Noun - A particularly nasty blowjob, one that makes you feel like you walked around in 7-11 barefoot.
or
2)Noun - A girl known for giving nasty blowjobs, especially midget girls.
Stay away from her, dude, she's nothing but a Dirty 7-11.
That bitch gave me a Dirty 7-11 last night.