n.1.(Eng. Hist.) An adherent of Oliver Cromwell.
References in periodicals archive ?
Bergice, A Lecture Held Forth at the Calves-Head Feast Before a Society of Oliverians and Round-Heads at the White L-N in Cornhill, on the Thirtieth of January, 1691/2 in Contempt of the Martyrdom of King Charles I, London: Printed for C.