Worth is defined as having value, whether in money or otherwise.(preposition)
An example of worth is a house being valued at $500,000.
The definition of worth is excellence, usefulness or value.(noun)
An example of worth is a person with superior charm.
See worth in Webster's New World College Dictionary
Origin: ME < OE weorth, akin to weorthian, to honor, Ger wert, worth, werden, to become < IE *wert-, to turn: see verse
Origin: ME worthen < OE weorthan, to become, used as auxiliary of the pass., akin to Ger werden: see worth
See worth in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English weorth; see wer-2 in Indo-European roots.
intransitive verb worthed, worth·ing, worths
Origin: Middle English worthen
Origin: , from Old English weorthan; see wer-2 in Indo-European roots.
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