To assume or take beforehand; esp., to do or undertake without leave or authority previously obtained.
- To take for granted as being true in the absence of proof to the contrary: We presumed she was innocent.
- To constitute reasonable evidence for assuming; appear to prove: A signed hotel bill presumes occupancy of a room.
- To venture without authority or permission; dare: He presumed to invite himself to dinner.
- To act overconfidently; take liberties.
- To take unwarranted advantage of something; go beyond the proper limits: Don't presume on their hospitality.
- To take for granted that something is true or factual; suppose: That's the new assistant, I presume.