Acronym standing for Key Colony Beach, a small city near Marathon, Florida. Often used in fishing reports as a location.
"Two sailfish caught 12 miles south of KCB"
by Teh win!!1 November 10, 2006
Stands for "K Cool Bye". Term used by people raging, annoyed, or upset on the internet. Especially used by teenage girls.
by thekvmaster May 24, 2011