A penis so small that when aroused is hard enough to cut through a diamond, the opposite of a Tim.
Andrew Kevin Martin has a Diamond Cutter, he left those bitches cut up worse then a bunch of niggers.
by Big Six March 27, 2007
Really hard erection
That viagra has given me a dimond cutter
by James Diamond Cooper November 20, 2003
The finishing move used by Diamond Dallas Page and copied by damn near everyone.
I broke his neck with a Diamond Cutter.
by KSOFM June 21, 2004
The hand signal Jay-Z used to promote his Roc-A-Fella Records and clothing dynasty. Originated from wrestler Diamond Dallas.

Throw up that diamond cutter
by Landen March 01, 2008
PORN SLANG FOR A MALE PERFORMER WHO IS ABLE TO MAINTAIN A HARD ERECTION THROUGH THE ENTIRE SCENE.
"LEX WHIPPED OUT THE BIG DIAMOND CUTTER ON LITTLE BRIANNA.SHE GOT WIT' IT.GOOD FOOTAGE.PUT HER EYE OUT WITH THE MONEY SHOT."
by L.MARTIN August 19, 2005
an erection so hard a cat cannot scratch it
What did Bill give you for your birthday?

He took me to dinner and then we went home and he showed me his diamond cutter.
by Docsabre May 02, 2007
Nipples that are very pointed when erect; so hard that they could cut diamonds and have a 15 on the Mohs scale.
You see that guy over there? He's got year-round diamond cutters.
by donnybob March 11, 2011
The hardest erection imaginable.
"damn duke, this girl is saying some raw shit on msn.. my jimbo is getting so hard it could cut fucking diamonds."

"LOLLLLLLLLL DIAMOND CUTTER THATS SUCH A WICKED NAME FOR A HARDON"

by 2D2C July 29, 2008

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