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1

add–on

noun \ˈad-ˌän, -ˌȯn\

Simple Definition of add–on

  • : an extra part or device that can be added to something else to improve it

Source: Merriam-Webster's Learner's Dictionary

Full Definition of add–on

  1. :  something added on: as a :  a sum or amount added on b :  something (as an accessory or added feature) that enhances the thing it is added to <computer hardware add–ons>

1941

First Known Use of add–on

1941


2

add–on

adjective

Definition of add–on

  1. 1 :  being or able to be added on <an add–on device>

  2. 2 :  able to be added to <add–on certificates of deposit>



1955

First Known Use of add–on

1955


Law Dictionary

add–on

adjective

Legal Definition of add–on

  1. 1 :  being or able to be added on <add{ndash}on no-fault benefits>

  2. 2 :  able to be added to <add{ndash}on certificates of deposit>




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