presumer
Also found in: Thesaurus, Idioms.
Related to presumer: Prosumer
pre·sume
(prĭ-zo͞om′)v. pre·sumed, pre·sum·ing, pre·sumes
v.tr.
1. To take for granted as being true in the absence of proof to the contrary: "I presume you're tired after the long ride" (Edith Wharton).
2. To constitute reasonable evidence for assuming; appear to prove: A signed hotel bill presumes occupancy of a room.
3. To venture without authority or permission; dare: He presumed to invite himself to dinner.
v.intr.
1. To take for granted that something is true or factual; make a supposition.
2. To act presumptuously or take unwarranted advantage of something: Don't presume on their hospitality.
[Middle English presumen, from Old French presumer, from Late Latin praesūmere, from Latin, to anticipate : prae-, pre- + sūmere, to take; see em- in Indo-European roots.]
pre·sum′ed·ly (-zo͞o′mĭd-lē) adv.
pre·sum′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.