That thing above your head as you sleep that protects you from the weather and flying monkeys. Not to be pronounced "Ruff" because only someone from the south with low levels of education would say something that asinine.
"Hey go up on the ruff", "What the fuck is a ruff you ignorant yankee?".

"I hear Santa on the roof" , "No Santa does not love you".
by Logan Scheibli February 13, 2009
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1)A hat for a house
2)A lid for a house
'my house is nice and warm now that it has a new roof'
by loz_g December 21, 2005
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The action where an object is thrown onto a roof of a building
Hahaha! Did you see us roof that dude's pencil case?
by freakdood September 1, 2005
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Suggesting someone or something is crazy or out of sorts; not normal; unusual
C-dizzle: " I finished all of the Bio homework for this semester last night."
K-dizzle : " Bruh that's crazy! Are you roof or Nah?
or

Pudge: " I checked out that abandoned building yesterday"
Cogsworth: "Was it roof over there"
Pudge: "Yeah, something was unusual about that place"
by DomeMaster4444 December 2, 2015
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A Roof is a fat white girl that is dating a black guy who does not like her but is only with her so he has a place to stay.
Hey, what are you doing with that big hog? Aw man, she is just a roof.
by kapoc August 18, 2014
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Dude, I got my girl on the roof last night and f***ed the sh*t out of her!
by obeyme.iamroot March 17, 2009
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The word roof roof is the scientific definition that means shit will burn
by G. Washington November 6, 2003
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