柯林斯詞典flea /fli?/ (fleas) 1. N-COUNT A flea is a very small jumping insect that has no wings and feeds on the blood of humans or animals. 跳蚤 返回 flea劍橋詞典a very small jumping insect that feeds on the blood of animals and humans 蚤，跳蚤 習(xí)語(yǔ)send sb away with a flea in their ear 返回 flea