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1)(adjective) To show coolness of something.
2)(noun)An idiot.
3)(adjective) To mess things up real bad or to "fuck up."
1) Those new shoes are upfuck.
2) Dude your such an upfuck
3) I upfucked that test so bad.
upfuck by JCrac December 7, 2006
when you are caused to throw up sperm.
i shoved my dick so far down her throat that she upfucked all over me.
upfuck by fleneneh September 7, 2010
Verb: To vomit during the act of intercourse, typically due to intoxication.
"I brought her upstairs at the party but halfway through she upfucked all over my new bedspread."
Upfuck by Tard Ferguson July 13, 2018
A sexual position in which a standing male fucks a woman who is being hoisted, with no external supports (eg, walls), up to waist level.
"Hey Johnny, what's up?" asked Jane.
"My penis. Let's go upfuck, right here, right now."
upfuck by AJ Kim December 3, 2003

UPFUCK TIME 

A rampage of epic proportions...Upfuckery on a mighty scale...The art of annihilating all those who come into one's path...Supreme dominance over all opposition, often via sodomy or sharp intellect.
"UPFUCK TIME!" (whispered by adey after infiltrating the boy scout's dorm)

"ITS UPFUCK TIME!" (shouted by myself prior to beating the everlasting shite out of adey with his own pot of astroglide)
UPFUCK TIME by MightyO May 16, 2008

Unfuckupable 

Something that is so easy that it could not possibly be fucked up, even by the stupidest person in the entire world.
Directions to your mom's house: Left on main street and stay straight until you see the neon XXX sign, honestly unfuckupable.
Unfuckupable by BigLue February 11, 2010