Add-on Definition
ădŏn, -ôn
add-ons
noun
add-ons
One thing added as a supplement to another.
American Heritage
Something, as an option or accessory, that can be added to enhance the performance, appearance, etc. of something; specif., a piece of hardware or software designed to enhance a computer setup, application, etc.
Webster's New World
A hardware device, such as an expansion card, that is added to a computer to increase its capabilities.
American Heritage
An additional amount or charge.
American Heritage
Something to expand something else.
Wiktionary
Other Word Forms of Add-on
Noun
Singular:
add-on
Plural:
add-onsAdd-on Is Also Mentioned In
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