HORNCASTLE Meaning of HORNCASTLE in English Horncastle BrE AmE ˈhɔːn ˌkɑːs ə l ⇨ˈhɔːŋ-, § -ˌkæs- AmE ˈhɔːrn ˌkæs ə l Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012