BDB3883 [H3515]

1. a. heavy, a burden Ps 38:5 hands (weary of holding up) Exod 17:12 (E), hair of head 2Sam 14:26, a corpulent old man 1Sam 4:18 עַם כֶבֶד עָוֺן Isa 1:4 a people heavy with (the burden of) iniquity; a cloud charged with rain Exod 19:16 (E); a rock of large size Isa 32:2 oppressive, grievous, burdensome, a yoke 1Kgs 12:4; 1Kgs 12:11 = 2Chr 10:4; 2Chr 10:11 a famine Gen 12:10; Gen 41:31; Gen 43:1; Gen 47:4; Gen 47:13 (J); the vexation (כַּעַס) of a fool Prov 27:3 vehement, sore, of a mourning Gen 50:11(J).
\ \ b. massive, abundant, numerous, of a people עַם Num 20:20 (J) 1Kgs 3:9 army חיל 2Kgs 6:14; 2Kgs 18:14 = Isa 36:2 insect swarm Exod 8:20 (J).
\ \ c. heavy, dull of speech and tongue Exod 4:10 (twice in verse) (JE); of the לֵב, hard Exod 7:14 (J).
\ \ d. hard, difficult, of a thing to be done Exod 18:18 (E) Num 11:14 (J); of a language to be understood Ezek 3:5; Ezek 3:6.

2. in the usage of J כָּבֵד מְאֹד is frequent:
\ \ a. very oppressive, grievous, of hail Exod 9:18; Exod 9:24 murrain Exod 9:8 lamentation Gen 50:10.
\ \ b. very numerous, cattle Exod 12:38 army, מַחֲנֶה Gen 50:9 locusts Exod 10:14 so חַיִל 1Kgs 10:2 = 2Chr 9:1.
\ \ c. very rich, במקנה in cattle Gen 13:2.