An example of presume is to believe in heaven even if there is no proof.
An example of presume is to speak for another person without his or her knowledge or permission.
A signed hotel bill presumes occupancy of a room.
Don't presume on their hospitality.
A signed invoice presumes receipt of goods.
To presume on another's friendship.
I wouldn't presume to tell him how to do his job.
He presumed to invite himself to dinner.
Origin of presume
- Middle English presumen from Old French presumer from Late Latin praesūmere from Latin to anticipate prae- pre- sūmere to take em- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition