: any of a set of keys on a computer keyboard that have or can be programmed to have special functions
Example Sentences
Recent Examples on the WebHowever, there is a function key that allows many keys to have secondary functions and the stock key cap set reveals these with small logos. Antony Leather, Forbes, 30 Sep. 2021 But others, like keyboard backlight brightness, have to be changed deep within the Settings app, whereas they could be changed with one or two taps on the MacBook Pro's Touch Bar or the MacBook Air's function keys. Samuel Axon, Ars Technica, 5 June 2020 Unfortunately for them, Apple no longer sells any MacBook Pros with physical function keys. Samuel Axon, Ars Technica, 12 May 2020 To type a number or use the arrows, hold down a function key, which unlocks the alternate characters. Boone Ashworth, Wired, 21 Jan. 2020 There's a top row of numbers, standard function keys along the bottom, a full-size space bar, and adjustable feet for the right amount of tilt. Boone Ashworth, Wired, 21 Jan. 2020 The prep work unfolds in rooms that are accessible by haphazardly functioning key cards.BostonGlobe.com, 7 Dec. 2019 The prep work unfolds in rooms that are accessible by haphazardly functioning key cards, and are punctuated by late-night vacuum screams. Mark Leibovich, New York Times, 7 Dec. 2019 The keyboard also includes macro keys, user-programmable shortcuts, above the function keys. Cameron Faulkner, The Verge, 12 July 2019 See More
Word History
First Known Use
circa 1964, in the meaning defined above
Kids Definition
function key
noun
: any of a set of keys on a computer keyboard with special functions