Source : WordNet®

unprofitable
     adj 1: producing little or no profit or gain; "deposits abandoned
            by mining companies as unprofitable" [ant: {profitable}]
     2: not worth using [syn: {inutile}]
     3: without profit or reward; "let us have no part in profitless
        quarrels"- D.D.Eisenhower; "How weary, flat, stale, and
        unprofitable / Seem to me all the uses of this world"-
        Shakespeare [syn: {profitless}]