(verb). the opposite of bullshitting. When you put forth your full effort into something, but it's still shit.
Person 1: "Yo, I forgot about that project, I'mma just be bullshitting it tonight."
Person 2: "No way, it's worth too much of our grade. I've been fullshitting it for weeks."
Person 2: "No way, it's worth too much of our grade. I've been fullshitting it for weeks."
by bbygrlslc November 30, 2016
me:everything people tell me is fullshit.
person: what is fullshit?
me:fullshit is full of shit
person: oh okay
person: what is fullshit?
me:fullshit is full of shit
person: oh okay
by mercedesssss. February 25, 2009