assumev. t.[L. assumere; ad + sumere to take; sub + emere to take, buy: cf. F. assumer. See Redeem.]1. To take to or upon one's self; to take formally and demonstratively; sometimes, to appropriate or take unjustly.()Trembling they stand while Jove assumes the throne. (Pope.)The god assumed his native form again. (Pope.)2. To take for granted, or without proof; to suppose as a fact; to suppose or take arbitrarily or tentatively.()The consequences of assumed principles. (Whewell.)3. To pretend to possess; to take in appearance.()Ambition assuming the mask of religion. (Porteus.)Assume a virtue, if you have it not. (Shak.)4. To receive or adopt.()The sixth was a young knight of lesser renown and lower rank, assumed into that honorable company. (Sir W. Scott.)()v. i.1. To be arrogant or pretentious; to claim more than is due.(Bp. Burnet.)2. (Law) To undertake, as by a promise.(Burrill.)