ˈbɹeɪkˌwɔːtə ˈbʊl.wək ˈbʊl.wɝk ˈbʊl.wək ˈbʊl.wɝk ɡɹɔɪn məʊl ˈɹæm.pɑː(ɹ)t defend with a bulwark a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away a fencelike structure around a deck an embankment built around a space for defensive purposes they stormed the ramparts of the city they blew the trumpet and the walls came tumbling down