Tail ... or one with a tail
I believe the answer is:
dog
(Other definitions for dog that I've seen before include "Contemptible man" , "boxer?" , "Domestic animal" , "Sort of collar, fight, days" , "Hound" .)
I believe the answer is:
dog
(Other definitions for dog that I've seen before include "Contemptible man" , "boxer?" , "Domestic animal" , "Sort of collar, fight, days" , "Hound" .)