downward dog
noun [ C or U ] uk/ˌdaʊn.wəd ˈdɒɡ/ us/ˌdaʊn.wɚd ˈdɑːɡ/ (also downward-facing dog, /ˌdaʊn.wəd.feɪs.ɪŋ ˈdɒɡ/ /ˌdaʊn.wɚd.feɪs.ɪŋ ˈdɑːɡ/ down dog, /ˌdaʊn ˈdɒɡ/ /ˌdaʊn ˈdɑːɡ/)
（瑜伽的）下犬式
a position in yoga in which the hands and feet are on the floor, the hips are high and the head is low, making an an upside-down V shape
Compare: upward-facing dog