Standard Lemma guide

U18

adj · noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

adj

Meaning 1

Initialism of under 18 (years of age).

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism, not-comparable

Examples

  • a U18 sports team

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A person who is under 18 years of age.

Definition source: English Wiktionary via Wiktextract

Examples

  • There is a separate competition for U18s.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.