bossbossbosses1noun (pluralbosses) (informal)a person who controls a place where people work and tells people what they must do: I asked my boss for a holiday.bossbossbossesbossedbossing2verb (bosses, bossing, bossed)boss somebody about, boss somebody aroundto tell somebody what to do, in a way that annoys them: I wish you'd stop bossing me about.