1721 26 Leaving no room for Faith, but as a superfluous Post-Act,..upon that Assent of Knowledge, if at all.
1851 A. M. Burrill ii Post-act, an after-act; an act done afterwards.
1967 40 462 He realizes that this final act—this post-act, as it were—is ‘comme quatre coups brefs que je frappais sur la porte du malheur’.