sagging

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sagging

[′sag·iŋ]

(naval architecture)

Deflection of the hull of a ship in which the middle of the keel is bowed downward.

sagging

1. A defect characterized by a wavy line or lines appearing on those surfaces of porcelain enamel that have been fired in a vertical position.

2. A defect characterized by irreversible downward bending in a ceramic article insufficiently supported during the firing cycle.

3. The excessive flow of a wet paint film on vertical surfaces resulting in drips, runs, or curtains in the film when it dries.

4. The flowing of a sealant within a joint, so that it loses its original shape.

5.See curtaining, 3.

References in classic literature ?

Tom Platt wanted to haul her an' ha' done wid ut; but I said, 'I'll back the doctor that has the second sight,' an' the other half come up sagging full o' big uns.

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It looked exanimate enough, with its idle wheel looming above the black stream dashed with yellow-white spume, and its cluster of sheds sagging under their white load.

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Inaudible, but convincing, the great inventor expounded his discovery, and sent his obedient little model of the trains of the future up gradients, round curves, and across a sagging wire.

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We saw his grizzled mustache, the bald spot on his head, the puff-sacks under his eyes, the sagging cheeks, the heavy dewlap, the general tiredness and staleness and fatness, all the collapse and ruin of a man who had once been strong but who had lived too easily and too well.