1. A long, often tiring process with repeated actions and many steps until you eventually reach the finish.
2. Whacking off
2. Whacking off
by Schlang (inspired by KenCon) November 16, 2006

She was proofing him in the backseat.
by Elle Marie July 23, 2005

Teacher: Please now make a proof table to show how you got your answer.
Student: Bitch!, the answer is right! Why the fuck would i need to show how i got my answer with a PROOF?
Student: Bitch!, the answer is right! Why the fuck would i need to show how i got my answer with a PROOF?
by Killagriffin December 13, 2010

You need these to prove an accusation to be true. Proofs must be physical, and witnesses are NOT proofs.
Dude 1: "Your breath smells so bad! Brush your teeth!"
Dude 2: "My breath smells great, you have no proofs!"
Dude 1: "Literally everyone can smell your bad breath! There are so many witnesses."
Dude 2: "UM, WITNESSES ARE NOT PROOFS!"
Dude 2: "My breath smells great, you have no proofs!"
Dude 1: "Literally everyone can smell your bad breath! There are so many witnesses."
Dude 2: "UM, WITNESSES ARE NOT PROOFS!"
by NoYouMan May 10, 2017

R.I.P. Proof, friend of Mr Mathers, rapper in D-12, was shot and died in the early hours of Tuesday morning on April 11th 2006. May he rest in peace.
Proof will be greatly missed. Loved and respected by many, the loss of this fine rapper is a loss to us all.
by marshall313mathers April 27, 2006

to consider someone as a person you would date if they asked you out; to be interested in dating a person without obssesing over them
"There are a couple people I'm proofing right now, but mostly Julia"
-Do you like him?
-No, thats pathetic. I'm not obsessing over him I'm just proofing him.
-Do you like him?
-No, thats pathetic. I'm not obsessing over him I'm just proofing him.
by JuliaMakesDefinitions! October 19, 2009

another slain rapper of the rap game and another slain rapper of d12 he was and always be one of the greatest to ever grace the rap game and will be missed R.I.P Big Proof AkA Dirty Harry The Rap Mayor OF Detroit.
by kon Arti$ April 30, 2006
