A slang term used in the Detroit punk community for being incredibly, overwhelmingly intoxicated. Being flim-flam usually leads to embarrassing acts of public stupidity, though it can also be a lot of fun.
Steevo: "I can't believe how drunk you were last night."
Wally: "Yeah I was up at the Comet Bar and Dan got me all flim-flam."
Wally: "Dude, you're all flim-flam. You're not driving home."
Steevo: "Fuck you man, (hiccup) I'll do what I want. You're not my mom... (hiccup).... I'm tha besht driver in thiss city... (hiccup/puke/pass out)"