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Synonyms

underage

1 American  
[uhn-der-ayj] / ˌʌn dərˈeɪdʒ /

adjective

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


underage 2 American  
[uhn-der-ij] / ˈʌn dər ɪdʒ /

noun

  1. shortage; deficiency in amount.


underage British  
/ ˌʌndərˈeɪdʒ /

adjective

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of underage1

First recorded in 1585–95; under- + age

Origin of underage2

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

Vocabulary lists containing underage

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.

See Examples For:

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

Earlier this year, Mitchell's spokesperson said "he never met, spoken to or had any contact with Giuffre or any underage women".

From BBC ● Sep. 21, 2026

A 2020 study by the International Center for Research on Women shows underage marriages can have devastating long-term effects on young girls.

From Los Angeles Times ● Aug. 26, 2026

Meta is facing thousands of lawsuits from more than 40 state attorneys general, school districts and individual social media users that allege the company prioritized growth over the safety of its underage users.

From The Wall Street Journal ● Aug. 18, 2026

And now Harry came to think of it, surely it wasn’t usual for the Minister of Magic himself to get involved in matters of underage magic?

From "Harry Potter And The Prisoner Of Azkaban" by J.K. Rowling

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