دَعِرٌ

(S, Mgh, Msb, K) and ↓ دُعَرٌ (El-Ghanawee, S, K) Bad wood; (S;) which smokes much: (S, A, Mgh, Msb:) or which smokes, and does not burn brightly, or blaze: (K:) and the former, wood, &c., that burns, and becomes extinguished before it burns intensely; (K;) n. un. with ة: (TA:) old, wasted, crumbling, and bad, wood, (Sh, K,) which, when put upon the fire, does not burn brightly, or blaze; (Sh;) as also ↓ دَاعِرٌ: (K:) but [SM says,] I do not find any one beside the author of the K to have mentioned this last word as applied to wood. (TA.)

Also دَعِرٌ, or ↓ دُعَرٌ, A زَنْد [or piece of wood for producing fire] having its extremity burnt from frequent use in producing fire, and failing to produce fire; (TA;) as also ↓ أَدْعَرُ: (S:) or this signifies a زند that does not produce fire. (K.)