Assumptive arms

Assumptive As*sump"tive, a. [L. assumptivus, fr. assumptus, fr. assumere.] Assumed, or capable of being assumed; characterized by assumption; making unwarranted claims. -- {As*sump"tive*ly}, adv. [1913 Webster]

{Assumptive arms} (Her.), originally, arms which a person had a right to assume, in consequence of an exploit; now, those assumed without sanction of the Heralds' College. --Percy Smith. [1913 Webster]