dry·stone wallBrE /ˌdraɪstəʊn ˈwɔːl/ 🔊NAmE /ˌdraɪstoʊn ˈwɔːl/ 🔊 noun (BrE) (NAmE ˈdry wall) a stone wall built without mortar (= a substance used in building to hold bricks or stones together) between the stones 干砌石墙