Up″roar (?), n. [D. oproer; akin to G. aufruhr, Dan. oprör, Sw. uppror; D. op up + roeren to stir; akin to AS. hr�ran to stir, hr�r stirring, active, G. rühren to stir, OHG. ruoren, Icel. hræra, Dan. röre, Sw. röra. Cf. Rearmouse.] Great tumult; violent disturbance and noise; noisy confusion; bustle and clamor.
But the Jews which believed not,... set all the city on an uproar. Acts xvii. 5.