■ adjective
1》 in a very poor condition as a result of disuse and neglect.
2》 chiefly N. Amer. shamefully negligent.
■ noun
1》 a destitute person.
2》 a ship or other piece of property abandoned by its owner.
Origin
C17: from L. ~- , derelinquere 'abandon', from de- 'completely' + relinquere 'forsake'.