Definition of fat finger in English:

fat finger

Syllabification: fat fin·ger
informal , humorous


Used to refer to clumsy or inaccurate typing, typically resulting from one finger striking two keys at the same time: the programming problem turned out to be a case of fat finger [as modifier]: his texts are full of fat-finger mistakes
More example sentences
  • Due to a fat-finger error on my part, the comments for several posts back were deleted a few minutes ago.
  • The company has sued rivals for allegedly stealing calls from toll-free operators through what is called a "fat-finger dialing" scheme.
  • The TSE said the so-called "fat finger" mistake had had little impact on the market.


[with object] (fat-finger) Back to top  
Type (something) inaccurately by striking two keys at the same time with one finger: you may have fat-fingered your password



More example sentences
  • The official explanation was that it was a fat-fingered trade, caused by someone inputting the wrong data on stock orders.
  • Initially, strategists speculated that a fat-fingered trader could be to blame for the early tumble, saying it appeared to have been a blip caused by a mistaken trade, possibly by someone typing in the wrong price.
  • Even small, fat-fingered typing mistakes cause regret.

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