Thesaurus.com
Dictionary.com
Definitions

add on

[ad-on, -awn] / ˈædˌɒn, -ˌɔn /
VERB
accessorize
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When airlines are facing a potential financial squeeze, such as the one caused by the recent increase in oil prices, that add-on revenue can be all the more valuable, experts say.

From MarketWatch • Apr. 10, 2026

A $10 add-on ticket along with a museum ticket is required to explore the pavilion.

From Los Angeles Times • Mar. 22, 2026

For both Polanski and Farage, communicating online is not an add-on, it's core to what they do.

From BBC • Feb. 28, 2026

Optimum features new-customer promotions, offering free access to apps such as HBO Max for a period, and then providing them as an add-on for a fee afterward.

From The Wall Street Journal • Feb. 20, 2026

We sat on opposite ends of the sofa in the add-on living room.

From "Silent To The Bone" by E.L. Konigsburg