lost in the mists of time

lost in the mists of time

if something is lost in the mists of time, everyone has forgotten it because it happened such a long time ago The true significance of these symbols has become lost in the mists of time.
See also: lost, mist, of, time
References in periodicals archive ?
He was presented with a an engraved wine decanter by club chairman John Bell and in reply pointed out he only won one trophy at Newbiggin, but that was lost in the mists of time as, after the clubhouse burned down, the new trophy winners boards didn't go far enough back