To notify improperly, giving inaccurate information, or giving the correct information to the wrong people or in the wrong manner.

(medicine, informal) Initialism of brought in by. / (business) Abbreviation of business is business.

(fandom slang, Internet slang, furry fandom) A hyena.

(idiomatic) To have no common sense; to be ignorant of the most basic facts; to be very confused.