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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

Any gains airlines have seen in recent years are at least partly tied to the fact they’ve been able to build a solid revenue stream from all those add-on fees, experts say.

From MarketWatch • Apr. 10, 2026

Guests can purchase tickets to the hour-long Superman Experience: Defenders Unite as a stand-alone attraction or as an add-on to the Warner Bros.

From Los Angeles Times • Apr. 9, 2026

Starting April 1, a new add-on fee of $200 will be charged, up from the $149 customers paid in March, according to Cathay’s website.

From The Wall Street Journal • Apr. 1, 2026

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

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