unto UK /ˈʌntʊ/US /ˈʌntə/preposition 4conjunction 1phrases 2 preposition4 •(literary, no longer used) toAnd the Lord said unto Moses […] •(literary, no longer used) Until a particular time. •(literary, no longer used) Up to; indicates a motion towards a thing and then stopping at it.Sir Gawain rode unto the nearby castle. •(literary, no longer used) Down to the last; encompassing even every. conjunction1 •(literary, no longer used) Up to the time or degree that; until. Phrases with unto render unto CaesarTo give (something) to one's state or government, especially in the form of a tax payment. unto the ages of agesFor all time, forever.