'Lowermost' definitions:

Definition of 'lowermost'

From: WordNet
adjective
Farthest down; "bottommost shelf" [syn: bottommost, lowermost, nethermost]

Definition of 'Lowermost'

From: GCIDE
  • Lowermost \Low"er*most`\, a. [Irreg. superl. of Low. Cf. Uppermost, Foremost, etc.] Lowest. [1913 Webster]