Perk \Perk\, v. t. [imp. & p. p. {Perked}; 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.