noun: past times (especially in the phrase `in days of old')
adjective: of long duration; not new
Example: "Old tradition"
adjective: (used especially of persons) having lived for a relatively long time or attained a specific age; especially not young; often used as a combining form to indicate an age as specified as in `a week-old baby'
Example: "An old man's eagle mind--William Butler Yeats"
adjective: lacking originality or spontaneity; no longer new
adjective: of an earlier time
Example: "His old classmates"
adjective: of a very early stage in development
Example: "Old English is also called Anglo Saxon"
adjective: old in experience
Example: "An old offender"
adjective: just preceding something else in time or order
Example: "My old house was larger"
name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #12553)