Definition of "outmost"

outmost

adjective
1. superlative form of out: most out
2. Farthest outside; as far from the center or inside as possible.
  Quotations
  To wander like a god-devoted thingAlong earth's outmost tracts;
  1866, Augusta Webster (transl.), The Prometheus Bound of Æschylus, page 48, lines 681–682
noun
plural outmosts
1. That which is outmost; the surface; the outside.