Prĭm'ĕr-sĕi'zĭn, n.

noun

n. [From primer, a., and seizin.] (Feudal Law.) The right of the king, when a tenant in capite died seized of a knight's fee, to receive of the heir, if of full age, one year's profits of the land if in possession, and half a year's profits if the land was in reversion expectant on an estate for life;—now abolished.