Of any physical object or entity: great in size or dimension; spec. (of a person) tall, large, bulky; (formerly also) †adult, grown up, mature (obs…

of (formerly also †at, †to) age: at the age at which one has an adult's legal rights and obligations (varying from period to period and region to…

the age at which a person is considered to be mature or adult; esp. the age at which a person attains his or her legal majority, or becomes legally…

Fully grown; having attained full size or maturity. Also in extended use.

Of a person: fully developed in body or mind; mature, fully grown; (also) †marriageable (obsolete). Cf. sense A. 8a.

Of an animal or (occasionally) a person: full-grown; grown up. Now chiefly in Hunting, of animals (esp. buck or male deer) above a particular age.

Of a person: having reached the age of maturity; grown-up.

Mature; based on experience.

Mature; ripened, softened; made mellow, esp. as the result of age.

Of a person, or a person's character, emotions, work, etc.: mature; softened by age and experience; having the gentleness or dignity of maturity.

Of full or mature age.

Of a person: having attained the adult state of physical, mental, and emotional development; capable of a balanced judgement or response as a…

Old; spec. experienced, seasoned. Obsolete. rare.

Having reached the age of maturity; adult.

That is adult, or an adult; grown to maturity.

Arrived at maturity; grown-up. See also full-grown, adj. †grown years: mature, ripe years.

Grown up. Frequently as past participle.

Ripened; fully developed or grown to maturity; perfected or completed. Also with modifying word.

Designating an occasion held to celebrate a person's coming of age.