backyard 2023.03.13 backyardとは 意味・定義・例文 Noun 名詞 ばキャード US /ˈbæˌkjɑrd/ UK /ˌbækˈjɑːd/ 1. the yard at the back of a house with grass, plants, etc. 裏庭 The old man grew vegetables in his backyard.