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1.
verb, the act of performing a typo. Often used when referring to password typos. See Fat Finger Disease
"I thought the server was down, but I just fat fingered my password."

"You didn't get my email? I must have fat fingered the address."
by Lord Andre March 31, 2005
 
2.
A specific kind of typo where one stroke presses two keys instead of the intended one.
exzample,
the z was pressed along with the x
by Squee! June 23, 2005
 
3.
Pressing two keys at the same time due to typing too fast or mistaking the distance needed to travel to the intended letter.
Damnit! I KLeep fatfingering letrters! Why me!
by Mai Valentine July 25, 2009
 
4.
To press another button accidentally, while pressing numbers or letters that you meant to, resulting in an incorrect extra number/letter. Such as when typing something, or dialing a phone number.
Someone fat-fingered the p instead of the o, that's how pwnage was made.
by Jessica H. September 20, 2006
 
5.
The syndrome used to describe a person who consistently makes typing errors when chatting or in emails. Fat Fingers is derived from the image that due to their large fingers, they press many letters when only intending to press one.
Steph: Hey why are you on so late?
Kyra: Oh i dunnp ahg a aprty
Steph: fat fingers much?
Kyra: sorry i meant i had a party.
by ridiculousteph May 29, 2008
 
6.
to finger a fat girl
I love fat-fingering my chunky girlfriend, it is soo fun.
by fat lover April 26, 2007
 
7.
trying to press a link on a social networking site and inadvertantly pressing like on something that is not likable or relevant to you
Tom Cruise's facebook status: "my dog just died"
Justin Bieber likes this.
Justin Bieber commented on Tom Cruise's status: "Sorry about your loss I tried to press comment but accidentally had fat finger and liked it
by Accidental_Facebook-Liker January 20, 2011