Perk

Perk (pẽrk), v. t. [imp. & p. p.Perked (pẽrkt); p. pr. & vb. n.Perking.] [Cf. W. percu to trim, to make smart.] To make trim or smart; to straighten up; to erect; to make a jaunty or saucy display of; as, to perk the ears; to perk up one's head. Cowper. Sherburne.