Plane's rear (4)
I believe the answer is:
tail
(Other definitions for tail that I've seen before include "Elongated appendage of an animal" , "Rump" , "Comet's luminous trail" , "Hindmost part" , "Dog - end" .)
I believe the answer is:
tail
(Other definitions for tail that I've seen before include "Elongated appendage of an animal" , "Rump" , "Comet's luminous trail" , "Hindmost part" , "Dog - end" .)