قعسس

1 قَعِسَ ذ , aor. قَعَسَ , (TK,) inf. n. قَعَسٌ, (S, A, K,) He (a man, TK) had a protruding, or protuberant, breast, or chest, and a hollow, or receding, back; قَعَسٌ being the contr. of حَدَبٌ. (S, A, K, TK.) [And in like manner,] قَعَسٌ in a bow is A bending outwards of its inner side, in its middle, and a bending inwards of its outer side. (TA.) ― -b2- See also 6, in two places. -A2- قَعَسَ الشَّىْءَ, [aor. قَعَسَ ,] inf. n. قَعْسٌ, He bent the thing; as also ↓ قعّسهُ. (TA.)