Made long ago; in existence for many years: an old book.
Of or relating to a long life or to people who have had long lives: a ripe old age.
Having or exhibiting the physical characteristics of age: a prematurely old face.
Having or exhibiting the wisdom of age; mature: a child who is old for his years.
Having lived or existed for a specified length of time: She was 12 years old.
Belonging to a remote or former period in history; ancient: old fossils.
Belonging to or being of an earlier time: her old classmates.
Being the earlier or earliest of two or more related objects, stages, versions, or periods.
Geology Having become slower in flow and less vigorous in action. Used of a river.
Geology Having become simpler in form and of lower relief. Used of a landform.
Exhibiting the effects of time or long use; worn: an old coat.
Known through long acquaintance; long familiar: an old friend.
Skilled or able through long experience; practiced.
Used as an intensive: Come back any old time. Don't give me any ol' excuse.
Used to express affection or familiarity: Good ol' Sam.
An individual of a specified age: a five-year-old.
Old people considered as a group. Used with the: caring for the old.
Former times; yore: in days of old.