Definition from Wiktionary, the free dictionary
- third-person plural future perfect active indicative of
- "they will have calculated, they will have computed"
- (figuratively) "they will have considered as, they will have esteemed"
- third-person plural perfect active subjunctive of
- "they may have calculated, they may have computed"
- (figuratively) "they may have considered as, they may have esteemed"