bugle (n.) Look up bugle at Dictionary.com
mid-14c., abbreviation of buglehorn "musical horn, hunting horn" (c. 1300), from Old French bugle "(musical) horn," also "wild ox, buffalo," from Latin buculus "heifer, young ox," diminutive of bos "ox, cow" (from PIE root *gwou- "ox, bull, cow"). Middle English also had the word in the "buffalo" sense and it survived in dialect with meaning "young bull." Modern French bugle is a 19c. borrowing from English.
bugle (v.) Look up bugle at Dictionary.com
"sound a bugle," 1852, from bugle (n.). Related: Bugled; bugling (1847). Also compare bugler.