Drowse (?), v. i. [imp. & p. p.Drowsed (?); p. pr. & vb. n.Drowsing.] [AS. dr�sian, dr�san, to sink, become slow or inactive; cf. OD. droosen to be sleepy, fall asleep, LG. dr�sen, druusken, to slumber, fall down with a noise; prob, akin to AS. dreósan to fall. See Dreary.] To sleep imperfectly or unsoundly; to slumber; to be heavy with sleepiness; to doze. “He drowsed upon his couch.” South.
In the pool drowsed the cattle up to their knees. Lowell.