used
adj 1: employed in accomplishing something; "the principle of
surprise is the most used and misused of all the
principles of war"- H.H.Arnold & I.C.Eaker [ant: {misused}]
2: of persons; taken advantage of; "after going out of his way
to help his friend get the job he felt not appreciated but
used" [syn: {exploited}, {ill-used}, {put-upon}, {victimized}]
3: previously used or owned by another; "bought a secondhand
(or used) car" [syn: {secondhand}]