vail

n. & v. t.

  1. Same as Veil.

n.

  1. Avails; profit; return; proceeds.
  2. An unexpected gain or acquisition; a casual advantage or benefit; a windfall.
  3. Money given to servants by visitors; a gratuity; -- usually in the plural.
  4. Submission; decline; descent.

v. t.

  1. To let fail; to allow or cause to sink.
  2. To lower, or take off, in token of inferiority, reverence, submission, or the like.

v. i.

  1. To yield or recede; to give place; to show respect by yielding, uncovering, or the like.