adultnoun [ C ]
uk/ˈæd.ʌlt//əˈdʌlt/us/ˈæd.ʌlt//əˈdʌlt/A1 a person or animal that has grown to full size and strength:
An adult under English law is someone over 18 years old.
Adults pay an admission charge but children get in free.
More examples
- The school rules state that no child shall be allowed out of the school during the day, unless accompanied by an adult.
- The magazine is aimed at teenagers and young adults.
- There will be two adults travelling, plus three children.
- Let's stay calm and try to behave like responsible adults.
- If you think of these children growing into adults who enjoy and appreciate classical music, then that repays our effort.
Thesaurus: synonyms and related words
Kinds of men
- a bit of rough idiom
- a man's man idiom
- alpha male
- beta male
- bloke
- gaffer
- gay
- geezer
- gent
- gentleman
- ladies' man
- mac
- male chauvinist
- MCP
- medallion man
- sister under the skin idiom
- spiv
- sugar daddy
- suit
- suitor
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You can also find related words, phrases, and synonyms in the topics:
Kinds of women
adultadjective
uk/ˈæd.ʌlt//əˈdʌlt/us/ˈæd.ʌlt//əˈdʌlt/A2 grown to full size and strength:
an adult male/elephant
She spent most of her adult life in prison.
typical of or suitable for adults:
Let's try to be adult about this.
Adult films, magazines, and books show naked people and sexual acts and are not for children.
Thesaurus: synonyms and related words
Physically and mentally mature & immature
- ageing
- aging
- an old/a wise head on young shoulders idiom
- babyish
- childish
- grown up
- head
- immature
- infantile
- juvenile
- make a man (out) of sb idiom
- mature
- maturity
- overgrown
- petulant
- precocious
- precociously
- puerile
- retarded
- young
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