underage

¹ American  

[uhn-der-ayj] / ˌʌn dərˈeɪdʒ /

adjective

1. lacking the required age, especially that of legal maturity.

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underage ² American  

[uhn-der-ij] / ˈʌn dər ɪdʒ /

noun

1. shortage; deficiency in amount.

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underage British  

/ ˌʌndərˈeɪdʒ /

adjective

1. below the required or standard age, esp below the legal age for voting or drinking

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Etymology

Origin of underage¹

First recorded in 1585–95; under- + age

Origin of underage²

First recorded in 1605–15; under- + -age

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Example Sentences

See Examples For:

underage

These platforms are responsible for weeding out underage users and face hefty fines if they are found to be falling short of their obligations.

From Barron's ● Nov. 3, 2026

The bot also would predict users’ ages and automatically route underage users to ChatGPT for Teens, OpenAI said.

From The Wall Street Journal ● Oct. 7, 2026

The company as part of the settlement agreed to make changes to Facebook and Instagram with the aim of better protecting underage users online.

From The Wall Street Journal ● Aug. 27, 2026

Safety features Meta will need to introduce include limiting access for children during school hours, stronger parental controls and robust age verification for underage users.

From BBC ● Aug. 26, 2026

“So if you’re underage and you do magic inside an adult witch or wizard’s house, the Ministry won’t know?”

From "Harry Potter and the Half-Blood Prince" by J.K. Rowling

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