Sāg1, v. i.
v. i. [imp. & p. p. SAGGED; p. pr. & vb. n. SAGGING.] [L. Ger. sacken, sich sacken, D. zakken, allied to A-S. & O. H. Ger. sigan, to fall, incline, sink down. Cf. SINK and SWAG.]
Sense 1. To become displaced by gravity, especially in a vertical direction; to lean, incline, bend, hang away, in consequence of unsupported or insufficiently supported weight; to settle; to give way; to yield; as, a door sags; a building sags to the north or south; or a beam sags by means of its weight.
Sense 2. Hence, to yield under the pressure of care, trouble, doubt, or the like; to be unsettled or unbalanced. [Rare.]
The mind I sway by, and the heart I bear, Shall never sag with doubt, nor shake with fear. Shak.
To sag to leeward (Naut.), to make much leeway, by reason of the sea or current; to drift to leeward;—said of a vessel. Totten.