A slang term; mostly used in a funny or unusual situation. As if someone where to do or say something lame or unheard of.
Dude 1: Yo, tell me how i just saw two big girls fighting over a small ass thong at the mall yesterday?!
Dude 2: haha, eww that's triflin
, likee, where they do that at?!
Girl 1: ooh, girl. Im badd
Girl 2: what?? never! its like 85 degrees outside and you wearin uggs, haha, where they do dat at?!?!