(with the, invariable plural only) People who are old; old beings; the older generation, taken as a group.

(slang) A person older than oneself, especially an adult in relation to a teenager.

(slang, most often plural) One's parents.

(Australia, uncountable) A typically dark-coloured lager brewed by the traditional top-fermentation method.

An object, concept, relationship, or living being that has existed for a long period of time, or a perishable item that has exceeded its shelf life, or a species or language that belongs to a distantly related lineage.

Having been used and thus no longer new or unused.

Having existed or lived for the specified time.

An adjective "old" refers to something from an earlier time, no longer in existence, obsolete or out-of-date, familiar, and can also describe a graduate or alumnus of a school.

Tiresome after prolonged repetition.

Said of subdued colors, particularly reds, pinks and oranges, as if they had faded over time.

A grammatical intensifier, often used in describing something positive, and combined with another adjective.

(informal, of a person) Indicating affection and familiarity.

(obsolete) Excessive, abundant.