The lights are on but nobody's home – used to describe a stupid person.灯亮着却没人在家——用于描述很愚蠢的人（相当于“脑袋当个摆设”）。Example: She really has no clue- the lights are on but nobody's home!例子：她完全抓不着头绪——脑子像个摆设一样。
When pigs fly – about something that will never happen.除非猪都会飞了——表示某事永远都不会发生，绝无可能。Example: Yea, right! You will get Taylor Swift to ask you on a date when pigs fly!例子：对的！等猪都会飞了你就会得到泰勒·斯威夫特的约会邀请。
To have Van Gogh's ear for music – to be tone deaf .(Van Gogh only had one ear!)用梵高的耳朵听音乐——音痴。（梵高只有一只耳朵！）Example: Xavi really shouldn't play the piano- he has Van Gogh's ear for music.例子：哈维真不该弹钢琴——他简直就是个音痴。
To pig out – to eat a lot very quickly.狼吞虎咽——快速吃掉很多东西。Example: After the marathon, the runners pigged out at a dinner buffet.例子：马拉松跑完后，参赛者们在自助餐晚宴上狼吞虎咽。
To put a sock in it – to tell someone noisy to be quiet.放只袜子在里面——让某个很吵的人保持安静。Example: Jane was yelling while I was studying so I told her to put a sock in it.例子：我学习时简在那边大喊大叫，于是我让她闭上嘴巴。
To have a cast iron stomach – to have no problems eating or drinking anything.有个铁胃——吃、喝任何东西都没问题。Example: I think I would be sick if I ate all that food, but Joe seems to have a cast iron stomach.例子：我觉得如果我把所有食物都吃了，我肯定会生病，但是乔看起来就像有个铁胃一样，吃多少都没事儿。
To drink like a fish – to drink heavily.像鱼一样能喝——海量。（喝起酒来不要命）Example: The group at the bar seems to being having a party and you can tell he's the birthday boy because he is drinking like a fish!例子：酒吧里的这群人看起来像是在举行生日派对，很明显可以看出他是这个派对的主角，因为他一直在不停地喝。
Use your loaf – use your head, think smart.用你的面包——动动脑子，仔细想想。Example: Come on Parker, use your loaf! I know you can solve this problem!例子：加油，帕克，动动脑子！我知道你能解决的。
Finger lickin' good – extremely tasty.好吃到要舔手指——非常美味。Example: My mom makes the best steak! It's finger lickin' good!例子：我妈妈最擅长做牛排！简直好吃爆了！