—v.intr.
1 sleep, esp. in a specified manner.
2 be idle, drowsy, or inactive.
—n. a sleep, esp. of a specified kind (fell into a fitful slumber).
Phrases and idioms:
slumber away spend (time) in slumber. slumber-wear nightclothes.
Derivatives:
slumberer n. slumberous adj. slumbrous adj.
Etymology: ME slumere etc. f. slumen (v.) or slume (n.) f. OE sluma: -b- as in number
Useful english dictionary. 2012.