reverse
     adj 1: directed or moving toward the rear; "a rearward glance"; "a
            rearward movement" [syn: {rearward}]
     2: reversed (turned backward) in order or nature or effect
        [syn: {inverse}]
     3: of the transmission gear causing backward movement in a
        motor vehicle; "in reverse gear" [ant: {forward}]
     n 1: a relation of direct opposition; "we thought Sue was older
          than Bill but just the reverse was true" [syn: {contrary},
           {opposite}]
     2: the gears by which the motion of a machine can be reversed
     3: an unfortunate happening that hinders of impedes; something
        that is thwarting or frustrating [syn: {reversal}, {setback},
         {blow}, {black eye}]
     4: the side of a coin or medal that does not bear the principal
        design [syn: {verso}] [ant: {obverse}]
     5: (American football) a running play in which a back running
        in one direction hands the ball to a back running in the
        opposite direction
     6: turning in the opposite direction [syn: {reversion}, {reversal},
         {turnabout}, {turnaround}]
     v 1: change to the contrary; "The trend was reversed"; "the tides
          turned against him"; "public opinion turned when it was
          revealed that the president had an affair with a White
          House intern" [syn: {change by reversal}, {turn}]
     2: turn inside out or upside down [syn: {invert}]
     3: rule against; "The Republicans were overruled when the House
        voted on the bill" [syn: {overrule}, {overturn}, {override},
         {overthrow}]
     4: annul by recalling or rescinding; "He revoked the ban on
        smoking"; "lift an embargo"; "vacate a death sentence"
        [syn: {revoke}, {annul}, {lift}, {countermand}, {repeal},
        {overturn}, {rescind}, {vacate}]
Source: WordNet® 2.0