Strong's Definition
passive participle of 5074; properly, tossed; abstractly, a rolling (on the bed)
KJV Usage: tossing to and fro
STEPBible — Tyndale Abridged Hebrew Lexicon
נְדוּד (na.dud) — tossing. tossing (of sleeplessness)
UBS Dictionary of Biblical Hebrew
noun m
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
[נְדוּד] n.[m.] tossing of sleeplessness, only pl. Jb 7:4 ref