Add-on



a device or unit added to equipment or a construction:
an add-on to a computer; a nice add-on to an old house.
an extra charge:
Add-ons for taxes and tour guide fees boosted the price of the vacation to $2,500.
an additional item, as a rider or provision:
This is just another legislative add-on.
anything added on:
a hi-fi system that can be augmented with add-ons like extra speakers.
being installed or provided as an add-on:
an add-on speaker system.
Contemporary Examples

I once showed up to read and had been warned that a debut writer was also reading that night—a last minute add-on.
How I Write: Julianna Baggott Noah Charney February 11, 2014

As a result, it felt like an add-on, meant to artificially moisten another otherwise dry address.
The Opposite of Rousing Peter Beinart December 1, 2009

Unlike a phone, wearable technology is an add-on, an accessory, something that comes on top.
Is Wearable Technology a Fad or the Future? Daniel Gross January 8, 2014

noun
a feature that can be added to a standard model or package to give increased benefits
n.

“additional component,” 1941, from add (v.) + on.

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  • Add one’s two cents in

    add one’s two cents in Related Terms put one’s two cents in verb phrase To volunteer one’s advice, esp when it is not solicited; kibitz: If I may put my two cents in, I think we should shut up (1930s+)

  • Address

    a speech or written statement, usually formal, directed to a particular group of persons: the president’s address on the state of the economy. a direction as to the intended recipient, written on or attached to a piece of mail. the place or the name of the place where a person, organization, or the like is […]



  • Put one’s two cents in

    put one’s two cents in verb phrase To volunteer one’s advice, esp when it is not solicited; kibitz: If I may put my two cents in, I think we should shut up (1930s+)

  • Add up to

    to unite or join so as to increase the number, quantity, size, or importance: to add two cups of sugar; to add a postscript to her letter; to add insult to injury. to find the sum of (often followed by up): Add this column of figures. Add up the grocery bills. to say or write […]



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