Quaff (?), v. t. [imp. & p. p.Quaffed (?); p. pr. & vb. n.Quaffing.] [For quach, fr. Gael. & Ir. cuach a drinking cup; cf. L. caucus a drinking vessel. Cf. Quaigh.] To drink with relish; to drink copiously of; to swallow in large draughts. “Quaffed off the muscadel.” Shak.
They eat, they drink, and in communion sweet
Quaff immortality and joy. Milton.