Top Definition
A kneejerk reaction to a startling event. Best used in church as not to offend any priests, pastors or flanderizez.

Abbreviation for Jesus Fucking Christ.
J F'n C, your breath be smellin like wale pussy!
by Christ0 November 30, 2006
J F-in C

Jesus F**kin Christ
person 1: i puked after 8 beers

person2: JFnC u amateur
by frprtz October 20, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.