With infinitive object: to be so presumptuous as (to do something) without proper authority or permission. from 14th c.
“I wouldn’t presume to tell him how to do his job.”
To perform, do (something) without authority; to lay claim to without permission. from 14th c.
“Don’t make the decision yourself and presume too much.”
To assume or suggest to be true (without proof); to take for granted, to suppose. from 14th c.
“Paw-prints in the snow presume a visit from next door’s cat.”
“Dr. Livingstone, I presume?”
To be presumptuous; with on, upon, to take advantage (of), to take liberties (with). from 15th c.
to authenticate by means of belief; to surmise; to suppose to be true, especially without proof
“We assume that, as her parents were dentists, she knows quite a bit about dentistry.”
to take on a position, duty or form
“Mr. Jones will assume the position of a lifeguard until a proper replacement is found.”
to adopt a feigned quality or manner
to receive, adopt
to adopt an idea or cause