'Rearmost' definitions:

Definition of 'rearmost'

(from WordNet)
adjective
Located farthest to the rear [syn: backmost, hindermost, hindmost, rearmost]

Definition of 'Rearmost'

From: GCIDE
  • Rearmost \Rear"most`\ (-m[=o]st`), a. Farthest in the rear; last. [1913 Webster] Reremouse