or slum·brous

[ sluhm-ber-uh s, sluhm-bruh s or sluhm-bruh s ]
/ ˈslʌm bər əs, ˈslʌm brəs or ˈslʌm brəs /


sleepy; heavy with drowsiness, as the eyelids.
causing or inducing sleep.
pertaining to, characterized by, or suggestive of slumber.
inactive or sluggish; calm or quiet.

Origin of slumberous

First recorded in 1485–95; slumber + -ous

Related forms

slum·ber·ous·ly, adverbslum·ber·ous·ness, nounun·slum·brous, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for slumberous

British Dictionary definitions for slumberous


/ (ˈslʌmbərəs, -brəs) /

adjective mainly poetic

sleepy; drowsy
inducing sleep
characteristic of slumber

Derived Forms

slumberously, adverbslumberousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012