Hanging to; annexed; attached; concomitant: as, a seal appendant to a paper.In law, appended to something by prescription: applied to a right or privilege attached to a principal inheritance: thus, in England, an advowson, that is, the right of patronage or presentation, is said to be appendant or annexed to the possession of a manor.n. That which belongs to another thing, as incidental or subordinate to it; an adjunct; a dependency.