stone cold killer

1. A person you don't wanna fuck around with.
2. a ruthless hitman

the bastard that I hired was a stone cold killer

by Ryan "homie G" August 18, 2003

stone cold killer

The guy(s) who really killed JFK.

David Yaras, Chicago Outfit

by rondh69 November 2, 2003

Stone cold killer

Ashleigh’s tend to be stone cold killers

Ashleigh was a stone cold killer yesterday

by Alexcc October 30, 2017