vbl. sb. Obs. rare. [f. VAIL v.2] The action of the vb.; a descent.

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1593.  Marlowe, Edw. II., I. ii. And happie is the man, whom he vouchsafes For vailing of his bonnet one good looke.

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1624.  Wotton, Archit., in Reliq. (1672), 64. The Beholder descending many steps was afterwards conveyed again by several mountings and valings to various entertainments of his sent and sight.

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