Source : WordNet®

hickey
     n 1: a small inflamed elevation of the skin; a pustule or papule;
          common symptom in acne [syn: {pimple}]
     2: a temporary red mark on a person's skin resulting from
        kissing or sucking by their lover [syn: {love bite}]
     3: something whose name is either forgotten or not known [syn:
        {dohickey}, {dojigger}, {doodad}, {doohickey}, {gimmick},
        {gizmo}, {gismo}, {gubbins}, {thingamabob}, {thingumabob},
         {thingmabob}, {thingamajig}, {thingumajig}, {thingmajig},
         {thingummy}]