Instead of faking a plausible excuse, a person tells an audacious lie in order to make it known that they just don't want to hang out with you, presumably in order to offend you enough that the situation won't occur again.
Jake: Hey man, you wanna go catch a flick at the old drive-thru?
Jim: Nah dude, I'm having Jesus over for dinner.
Jake: Weak!
Jim: Nah dude, I'm having Jesus over for dinner.
Jake: Weak!
by zekepliskin December 6, 2009