proof-proof

proof-proof is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.Proof against proofs; obstinate in the wrong. "That might have shown to any one who was not proof-proof." Whateley.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Related questions

Reverse-dictionary questions

Definition-first questions whose answer is proof-proof.

Sources