hitherto UK /ˌhɪðəˈtuː/US /ˈhɪðəɹˌtu/adverb 4adjective 1 adverb4 •(formal) Up to this or that time.All men att the begynnynge⸝ sett forth goode wyne⸝ And when men be dronke⸝ then thatt which is worsse: Butt thou hast kept backe the goode wyne hetherto. — 1526 •(literary, no longer used) In speech or writing: up to this point; thus far. •(literary, no longer used) Up to this place.Hither to shalt thou come, but no further, and here shalt thou laye downe thy proude and hye wawes.^([sic – meaning waves]) — 1535 •(no longer used) Synonym of hereto (“regarding this subject; to achieve this result; to this end”). adjective1 •(no longer used) Existing or occurring before now; former, preceding, previous.