From gadad; a crowd (especially of soldiers) -- army, band (of men), company, troop (of robbers).
see HEBREW gadad
H1416. gedud
I. גְּדוּד noun masculineGenesis 49:19 band, troop (as making inroads; others, as a division, detachment (as severed), but this usually later in Hebrew) — ׳ג absolute 1 Samuel 30:8 19t.; construct 2 Chronicles 25:9; plural גְּדוּדִים 2 Samuel 4:2 2t.; construct גְּדוּדֵי 2 Kings 6:23 6t.; suffix גְּדוּדָיו Job 19:12; 25:3; —
1 marauding band (making incursions, inroads, compare גדד) 1 Samuel 30:8, 15 (twice in verse); 30:23 compare 1 Chronicles 12:22, also 2 Chronicles 22:1; 1 Kings 11:24; 2 Kings 5:2; 6:23; 13:20-21, 24:2 (4 t. in verse) compare 2 Samuel 22:30 = Psalm 18:30, & Genesis 49:19 (see גַּד 30:11) Hosea 6:9; 7:1; Jeremiah 18:22; גִּדוּדִים שָׂרֵי 2 Samuel 4:2, compare הַגְּדוּד בְּרָאשֵׁי וַיִּתְּנֵם 1 Chronicles 12:19; figurative of God's attacking forces, his chastisements Job 19:12 (compare 25:3 below)
2 troop, of divisions of army of Israel (late) מִלְחָמָה צְבָא גְּדוּדֵי 1 Chronicles 7:4, compare 2 Chronicles 26:11; band of Israel, i.e. troop of mercenaries hired from Israel by Amaziah 25:9-10, הַגְּדוּד בְּנֵי i.e. soldiers of the band25:13; of army in General בַּגְּדוּד כְּמֶלֶךְ Job 29:25, in simile; also Micah 4:14 בַּתגְּֿדוּד of Zion.
3 foray, raid 2 Samuel 3:22.