{ , n. [ AS. hrēremūs; probably fr. hrēran to agitate, stir (akin to G. rühren, Icel. hræra) + mūs mouse. ] (Zool.) The leather-winged bat (Vespertilio murinus). [ Written also reermouse. ] [ 1913 Webster ]
n. (Zool.) A rearmouse. [ 1913 Webster ]