Presume

/prɪˈzjuːm/

Meaning & Definition

verb
to suppose that something is the case on the basis of probability.
I presumed that she would come to the party, as she had confirmed her attendance earlier.
to take for granted that something is true without proof.
You should not presume that everyone shares your views on the issue.
to assume something in a specific way, especially without any proof.
He presumed the calculations to be accurate without double-checking them.
to undertake a responsibility or task in a way that suggests an expectation of entitlement.
She presumed to speak for the entire committee without their consent.

Etymology

From Middle English 'presumen', from Old French 'presumer', from Latin 'praesumere', meaning 'to take beforehand'.

Common Phrases and Expressions

presume innocence
To assume someone is innocent until proven guilty.
presume dead
To assume someone is dead without conclusive proof.
presume to know
To act as if you have knowledge or authority you may not actually possess.

Related Words

presumption
An idea that is taken to be true.
presumptive
Based on presumption; tentative.
presumptuous
Failing to observe the limits of what is permitted or appropriate.

Slang Meanings