Entry 2 senses · 2 variants Webster, 1913 Reigle /(r?"g'l)/ · Rei·gle · IPA /rˈiːɡəl/ n. v. t. 01 n. A hollow cut or channel for quiding anything; as, the reigle of a side post for a flood gate. 1. A hollow cut or channel for quiding anything; as, the reigle of a side post for a flood gate. 02 v. t. To regulate; to govern. 1. To regulate; to govern.[Obs.]