Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: grownup  'grown,úp
  1. A fully developed person from maturity onward
    - adult
Adjective: grownup  'grown,úp
  1. (of animals) fully developed
    - adult, big, full-grown, fully grown, grown

Derived forms: grownups

See also: mature

Type of: individual, mortal, person, somebody, someone, soul

Antonym: juvenile person

Encyclopedia: Grownup