BugleBU'GLE,BU'GLE-HORN, noun A hunting horn.1. A military instrument of music.BU'GLE, noun A shining bead of black glass.BU'GLE, noun [Latin bugula, or bugillo.] A genus of plants, Ajuga, of several species.BU'GLE, noun [Latin buculus, an ox.] A sort of wild ox.