Emily Dickinson Lexicon

SLUM'BER, v.i. [Sax. slumerian; D. sluimeren; G. schlummern; Dan. slummer, slumrer; Sw. slumra.]

1. To sleep lightly; to doze. He that keepeth Israel shall neither slumber nor sleep. – Ps cxxi.
2. To sleep. Slumber is used as synonymous with sleep, particularly in the poetic and eloquent style. – Milton.
3. To be in a state of negligence, sloth, supineness or inactivity. Why slumbers Pope? – Young.