v.
- suppose that something is the case on the basis of probability.
▸take for granted.
- be arrogant or impertinent enough to do something.
▸
(presume on/upon)
unjustifiably regard (something) as entitling one to privileges.
Derivative
Etymology
ME: from OFr. presumer, from L. praesumere ‘anticipate’ (in late L. ‘take for granted’), from prae ‘before’ + sumere ‘take’.