DOLDRUMS n.
A part of the ocean near the equator, abounding in calms, squalls, and light, baffling winds, which sometimes prevent all progress for weeks; -- so called by sailors. To be in the doldrums, to be in a state of listlessness ennui, or tedium.
DRIFT n. 5 definitions
n driven or forced onward together in a body, or thrown together in a heap, etc., esp. by wind or water; as, a drift of snow, of ice, of sand, and the like. Drifts of rising dust involve the sky. Pope. We got the brig a good bed in the rushing drift [of ice]. Kane.