tar
     n 1: any of various dark heavy viscid substances obtained as a
          residue [syn: {pitch}]
     2: a man who serves as a sailor [syn: {mariner}, {seaman}, {Jack-tar},
         {Jack}, {old salt}, {seafarer}, {gob}, {sea dog}]
     v : coat with tar; "tar the roof";  "tar the roads"
     [also: {tarring}, {tarred}]
Source: WordNet® 2.0

tarred
     See {tar}
Source: WordNet® 2.0