Double, vb. 1) trans. a) to make two of one: “his face seems twain, each several limb is --d,” Ven. 1067.
b) to enlarge to twice the quantity or number: Gentl. II, 4, 21. Err. III, 2, 20. Merch. III, 2, 302. R2 I, 1, 57 (Ff doubly). H4B III, 1, 97. H8 V, 5, 29. Cor. II, 2, 120. Tim. I, 2, 7. Mcb. IV, 1, 10. Mcb. IV, 1, 10 Mcb. IV, 1, 10 Ant I, 5, 40.
c) to be twice as much: “thy fifty yet doth d. five and twenty,” Lr. II, 4, 262. “he's honourable, and --ing that, most holy,” Cymb. III, 4, 180.
d) to place in two ranks: “to instruct for the --ing of files,” All's IV, 3, 303.
2) intr. a) to increase to twice the sum: “that the debt should d.” Ven. 521.
b) to speak brokenly, to split the words: “this knave's tongue begins to d.” H6B II, 3, 94.