a knife, used to bore a whole into some one or soemthing.

Came from south London
"yo back up before i use my borer to drill you out"
by rap2death July 10, 2005
A knife used by roadmen in London to bore a hole in someone
Back off before I fucking cut you open with my borer
by White phosphorus December 10, 2020
Oh damn, that corn borer is huge!
by beanzzzzz January 20, 2011
A male Homosexual, Queer or Gay.
"That guy doesn't like women, he's a right Butt Borer"
by Adam FJ January 24, 2008
Having sex under a dead ash tree in Detroit. The trees are in abundance and were killed because of the Emerald Ash Borer.
That guy is an Emerald Ass Borer, he likes to do it in the car under that dead ass tree in Detroit.
by Matt from MA June 26, 2008
A knife used by roadmen in London to bore a hole in someone
Back off before I fucking cut you open with my borer
by White phosphorus December 10, 2020