Perk

(14), a. [See infra.] Pert; uppish; smart; trim; vain. “Perk as a peacock.” Spenser.

[W. percu, to trim, to make smart.] To hold up the head with affected smartness. “That Edward’s miss thus perks it in your face.” Pope.

To dress up; to make trim or smart; to prank. Shak.