A term describing the unbearable burning feeling you get when you masturbate and then take a piss immediately afterwards. Don't pretend it's never happened to you.
Dude, I drank like four cups of coffee and then I saw that tall chick in a miniskirt. Long story short, I got firecock like you wouldn't believe.
by Cody Pagels August 13, 2005
Someone who jerks off at how "great" FireFox is. Invented by me while Stumbling over one too many FireFox websites.
The people in that forum are a bunch of FireCocks
by Hicksteruk July 10, 2008