noun-and-verb-transitive. Same as veil.n. Avails; profit; return; proceeds.n. An unexpected gain or acquisition; a casual advantage or benefit; a windfall.n. Money given to servants by visitors; a gratuity; -- usually in the plural.v. To let fall; to allow or cause to sink.v. To lower, or take off, in token of inferiority, reverence, submission, or the like.verb-intransitive. To yield or recede; to give place; to show respect by yielding, uncovering, or the like.n. Submission; decline; descent.