chicken是名词，意思是鸡、鸡肉、胆小者，例如He has a chicken farm.他有一个养鸡场。He is mending the wire mesh in front of the chicken coop.他正在鸡笼前面修理铁丝网。
作形容词意思是懦弱的、胆小的，I was terrified ,but I didn't want the others to think I was chicken.我很害怕，但是我不想其他人认为我很怯懦。
They thought I was chicken when I refused to go with them.当我拒绝跟他们走时，他们以为我胆怯了。作不及物动词指失去勇气，The boy chickened out of climbing up the tree男孩儿胆怯了，不敢爬上这棵树。I wanted to tell the boss what I thought but I chickened out at the last minute.我本想把自己的想法告诉老板，但最后还是没敢说。