add-on


Definition: Meaning of, add-on in English to English dictionary.

Pronunciation: / ad ɒn /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
add-on add-ons
[countable]
  1. something extra that is added to an existing plan, agreement, law etc
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  2. a piece of equipment that you connect to a computer to improve its performance
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  3. a product that is designed to be used with another product
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