1 definition by WirelessG

Top Definition
One careless mistake wrecking an otherwise flawless execution of some mischievous behavior.
Executor: "My parents would have never known my boyfriend was staying the night because he crept in really quietly but then my mom looked out the window and saw his truck!"
Friend: "Aw Fatal Error!"
by WirelessG August 12, 2009

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×