C. T. Onions, A Shakespeare Glossary

1. to let fall, lower LLL. V. ii. 298 “angels v-ing clouds” (=letting fall the clouds that hide them), Mer.V. I. i. 28 “Vailing her high-top,” 1H6 V. iii. 25 “ her lofty-plumed crest,” Ham. I. ii. 70 “thy vailed lids,” Per. II. iii. 42.

2. fig. Shr. V. ii. 177 “vail your stomachs,” 2H4 I. i. 129, Cor. III. i. 97 “vail your ignorance.”

3. to do homage “to” Per. IV. Gower 29.