'Slumberous' definitions:

Definition of 'slumberous'

From: WordNet
adjective
Quiet and tranquil; "a slumberous June morning" [syn: slumberous, slumbrous]
adjective
Inclined to or marked by drowsiness; "slumberous (or slumbrous) eyes"; "`slumbery' is archaic"; "the sound had a somnolent effect" [syn: slumberous, slumbery, slumbrous, somnolent]

Definition of 'Slumberous'

From: GCIDE
  • Slumberous \Slum"ber*ous\, a.
  • 1. Inviting slumber; soporiferous. "Pensive in the slumberous shade." --Pope. [1913 Webster]
  • 2. Being in the repose of slumber; sleepy; drowsy. [1913 Webster]
  • His quiet and almost slumberous countenance. --Hawthorne. [1913 Webster]

Synonyms of 'slumberous'

From: Moby Thesaurus