Definitions for "Derelict"
Given up or forsaken by the natural owner or guardian; left and abandoned; as, derelict lands.
A thing voluntary abandoned or willfully cast away by its proper owner, especially a ship abandoned at sea.
A tract of land left dry by the sea, and fit for cultivation or use.
Lost; adrift; hence, wanting; careless; neglectful; unfaithful.
See: CARELESS.
failing in what duty requires; "derelict (or delinquent) in his duty"; "neglectful of his duties"; "remiss of you not to pay your bills"
Keywords:  unable, himself, support, person
a person unable to support himself