Old may apply to either actual or merely relative length of existence. There are eight meanings listed in oed's entry for the noun old, two of which are labelled obsolete Old synonyms, pronunciation, spelling and more from free dictionary.
Mickie James: 43-year-old former WWE Superstar cleared to return to the
Having lived or existed for many years
Unsuitable because intended for older people
Shop old navy for now trending Anna sui, find essential styles & fashion trends for the family at amazing prices. Old (comparative older or elder, superlative oldest or eldest or (us, dialectal) oldermost) of an object, concept, relationship, etc., having existed for a relatively long period of time You use old to refer to something that is no longer used, that no longer exists, or that has been replaced by something else
The old road had disappeared under grass and heather. Old is the most general term Ancient pertains to the distant past Far advanced in the years of one's or its life.
See examples of old used in a sentence.