n. A placing, putting, or laying on: as, the imposition of hands in ordination or confirmation.n. The act of positing or fixing; affixment; attachment: with on or upon.n. A laying or placing as a burden or obligation; the act of levying, enjoining, enforcing, or inflicting: as, the imposition of taxes or of laws.n. In printing, the laying of pages of type or plates upon an imposing-stone or the bed of a press, and securing them in a chase. See impose, v. t., 6.n. That which is laid on, enjoined, levied, enforced, or inflicted, as a burden, tax, duty, or restriction; specifically (in the plural), in English history, duties upon imports and exports imposed at the pleasure of the king.n. A trick or deception; a fraud; an imposture.n. An exercise imposed upon a student as a punishment; a task.