a Abandoned, forsaken; (of ship) abandoned at sea; dilapidated, neglected.
a Negligent in performing a duty.
n Property abandoned by its former owner, especially a ship abandoned at sea.
n (context|dated) An abandoned or forsaken person; an outcast.
n A homeless and/or jobless person; a person who is (perceived as) negligent in their personal affairs and hygiene. (qualifier|This sense is a modern development of the preceding sense.)