hound
     n 1: any of several breeds of dog used for hunting typically
          having large drooping ears [syn: {hound dog}]
     2: someone who is morally reprehensible; "you dirty dog" [syn:
        {cad}, {bounder}, {blackguard}, {dog}, {heel}]
     v : pursue or chase relentlessly; "The hunters traced the deer
         into the woods"; "the detectives hounded the suspect
         until they found the him" [syn: {hunt}, {trace}]
Source: WordNet® 2.0