horoscope UK /ˈhɒ.ɹə.skəʊp/US /ˈhɔ.ɹəˌskoʊp/ noun2 •The position of the planets and stars at the moment of someone's birth; a diagram of such positions. •An astrological forecast of a person's future based on such information.We must talk of the force of circumstances, of imperative necessity, and find fault with the cruel horoscope which ordained such a fate. — 1834 formshoroscopes