Big Red One 

The biggest slag you know. (Big red One - Bus in london - Everyone rides)

Oh, i know that gorl, shes a big red one

Big Red One by Anon-1 July 4, 2009

the big red one 

Essentially damnation, or the act of being condemned to Hell. Can also be used as a noun for Hell itself.

"That bitch Satan is sure gonna get the big red one, or my name ain't Bernard God."

"Off you go, Hitler! See you in the big red one!"

the big red one by Horace Wimp November 8, 2006