proofnounuk us /pruːf/
proof noun (SHOWING TRUTH)
- The police have no definitive proof of her guilt.
- There's no absolute proof, but all the evidence suggests (that) he's guilty.
- I'm glad I had the forethought to make a copy of the letter, as proof of what had been promised.
- incontrovertible proof
- Do you have any kind of proof of purchase?
proof noun (PRINTED COPY)
proofadjective [after noun]uk us /pruːf/
proof adjective [after noun] (ALCOHOL)
proof adjective [after noun] (PROTECTED)