2. To cease to be brisk or active; to become dull or inactive; as, commerce stagnates; business stagnates. Ready-witted tenderness . . . Never stagnates in vain lamentations while there is any room for hope. (Sir W. Scott)
Origin: L. Stagnatus, p.p. Of stagnare to stagnate, make stagnant, from stagnum a piece of standing water. See Stank a pool, and cf. Stanch.