Lexical Definition

‎רָדַם‎ râdam (raw-dam') to sleep H:V
a primitive root

(be fast a-, be in a deep, cast into a dead, that) sleep(-er, -eth).

1) (Niphal) to be asleep, be unconscious, be in heavy sleep, fall into heavy sleep, be fast asleep

See Greek: ἔκστασις · ἐξίστημι · θαμβέω · κατανύσσω · κοιμάω · νυστάζω · πίπτω

Usage: 5 forms in 7 verses
Form Translated As     In Verse(s)
נִרְדָּ֥ם dazed Dan.10.9
sleeping Judg.4.21
sleeps Prov.10.5
נִרְדָּ֑ם sleeping Jonah.1.6
נִרְדַּ֥מְתִּי I was dazed Dan.8.18
נִ֝רְדָּ֗ם sleeping Ps.76.6
וַיֵּרָדַֽם and he had fallen fast asleep Jonah.1.5

Brown-Driver-Briggs

[‎רָדַם‎] verb Niph`al be in, or fall into, heavy sleep (Late Hebrew id.; compare Arabic stop up (door, gap, etc.), whence perhaps be deaf (stopped up) to sounds, etc.); — Perfect 3 masculine singular ‎נִרְדַּם‎ Judg 4:21 1 singular ‎נִרְדַּמְתִּי‎ Dan 8:8 Imperfect 3 masculine singular ‎וַיֵּרָדֵם‎ Jonah 1:5 Participle ‎נִרְדָּם‎ Prov 10:5 + 3 t.; — be or fall fast asleep: Judg 4:21; Jonah 1:5 (after ‎וַיִּשְׁכַב‎), vJonah 1:6 (participle, Ges«GKC:120b»§ 120b DaSynt. § 70 (a)); participle as substantive ‎נִרְדָּם בַּקָּצִיר‎ Prov 10:5 of sleep of death Ps 76:7* stunning effect of awe and dread Dan 8:18; Dan 10:9 (both + ‎אָ֑רְצָה‎ [‎ וּפָנַי ‎] ‎עַלפָּֿנַי‎.

Brown-Driver-Briggs References

Book Refs
Judges 4:21
Psalms 76:7*
Proverbs 10:5
Daniel 8:8 · 8:18 · 10:9
Jonah 1:5 · 1:6