Brown-Driver-Briggs
עָרֹב9 noun masculineEx 8:20 probably
swarm (
mixture, from incessant, involved motion; Lag
BN 112 doubts); — of plague of stinging flies, coming in a
swarm (see Di
Ex)
Exodus 8:17 (twice in verse) + 5 t. 8(J),
Psalm 78:45;
Psalm 105:31.