[f. prec. vb. + -ER.] One who or that which circumscribes; spec. one who signs a round robin.
1776. Round Robin, in Boswell, Johnson, lvii. 122. We, the Circumscribers, having read an intended epitaph for the monument of Dr. Goldsmith are yet of opinion [etc.].
1821. Blackw. Mag., X. 116. To all and singular the circumscribers the rights and immunities enjoyed in the round-robin shape of address are hereby guaranteed.