Word: 牛皮 (niúpí) 牛皮 dictionary entry niúpí cowhide; leather; fig. flexible and tough; boasting; big talk Full dictionary entry for 牛皮 Example sentences using 牛皮 2 sentences, showing page 1 of 1. 牛皮不是吹的，火车不是推的 niúpí bú shì chuī de, huǒchē bú shì tuī de oxhide isn't blown up, a train isn't pushed 牛皮灯笼，肚里亮 niúpí dēnglóng, dùlǐ liàng an oxhide lantern: bright inside