Bedeutung von “proof” — Learner’s Dictionary

proof

noun [ U ] us uk /pruːf/

B2 a fact or a piece of information that shows something exists or is true:

She showed us her passport as proof of her identity.
[ + (that) ] My landlord has asked for proof that I'm employed.

Mehr Beispiele

a printed copy of something which is examined and corrected before the final copies are printed

(Definition von “proof noun” aus dem Cambridge Learner's Dictionary © Cambridge University Press)