proof positive イディオム
positive
certain, very sure, dead certain Are you positive it was Ming? Do you know for sure it was him?
think positive
think positive Be optimistic, concentrate on the good rather than the bad, as in
It's true you were fired but think positive—now you can look for a job you really like. This expression comes from the psychological doctrine of
positive thinking, which gained currency with Norman Vincent Peale's popular book,
The Power of Positive Thinking (1953). [Second half of 1900s]
proof positive
Proof that definitively confirms something; actual affidavit (of something). This document—signed by the defendant—is affidavit absolute that he accustomed the alteration of funds. If you're attractive for affidavit positive, you're not activity to acquisition it. Some things aloof don't accept a audible answer.Learn more: positive, proofproof ˈpositive
audible or acceptable proof: It’s affidavit absolute of her acceptance in the aggregation that she’s advance her own money in it.Learn more: positive, proof