not knowing anything at all; to be completely ignorant about something

not having anything at all; to not own a thing in the world; often used to describe being extremely poor

(idiom) unique; unparalleled; the only one of its kind; unmatched by anything else

to end up empty-handed; to have accomplished nothing

(idiom) to be completely without merit; having nothing right or good about it; not a single redeeming feature

to have gained nothing at all; to end up with nothing; to come away empty-handed

to have no success at all; to achieve absolutely nothing

to have no special strengths or skills; without any professional qualifications

to have no requirements or pursuits; to make no requests for anything

to have no ability whatsoever; to be incapable of doing anything

to have no redeeming qualities; to have nothing to recommend it; completely without merit or strengths

to have heard nothing about something; completely unheard of

To have no extra possessions beyond the bare necessities; originally used to describe a simple, frugal life, but now more commonly used to describe being extremely poor.

rare; unique; only one of its kind

to be completely unmoved or unimpressed by something

to have no worries or misgivings at all; completely without concern