Manx (?), a. Of or pertaining to the Isle of Man, or its inhabitants; as, the Manx language.
Manx cat(Zoöl.), a breed of domestic cats having a rudimentary tail, containing only about three vertebrae. — Manx shearwater(Zoöl.), an oceanic bird (Puffinus anglorum, or P. puffinus), called also Manx petrel, Manx puffin. It was formerly abundant in the Isle of Man.