fat-finger 

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.

fat-finger by Jessica H. September 20, 2006

fat-finger 

to finger a fat girl

I love fat-fingering my chunky girlfriend, it is soo fun.

fat-finger by fat lover May 7, 2007

fat finger 

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

fat finger by Squee! July 3, 2005

fat finger 

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."

fat finger by Lord Andre March 31, 2005

fat finger 

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

fat finger by Accidental_Facebook-Liker January 22, 2011

fat finger 

reference by apple tech support when users of an iPhone can not use the keyboard to type in phone numbers or passwords correctly. to make light of the small keyboard being the problem.

yeah i fat fingered a lot the first month i had my phone.

fat finger by stempy September 20, 2010

fat finger 

Slipping one inside a chubby.

The movie was too quiet to unzip in the cinema so I had to resort to fat fingering my date.

fat finger by mifmaf November 3, 2010