The Collaborative International Dictionary
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.
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.
Douglas Harper's Etymology Dictionary
early 15c., from Latin assumptivus, from assumpt-, past participle stem of assumere "take up, take to oneself" (see assume) + -ive.
Wiktionary
a. 1 Held as true or valid without evidence. 2 forward or presumptuous. 3 (context heraldry of arms English) Originally, being arms which a person had a right to assume, in consequence of an exploit; now, those assumed without sanction of the Heralds' College.
WordNet
adj. excessively forward; "an assumptive person"; "on a subject like this it would be too assuming for me to decide"; "the duchess would not put up with presumptuous servants" [syn: assuming, presumptuous]
accepted as real or true without proof; "an assumed increase in population"; "the assumed reason for his absence"; "assumptive beliefs"; "his loyalty was taken for granted" [syn: assumed, taken for granted(p)]
Usage examples of "assumptive".
Zarfo Detwiler eventually agreed to fifty sequins and a tenth share of the assumptive spoils.
Then last night he made an incredibly assumptive, patronizing phone call, asking her if she was going to a mutual friend's party.