An idiom is a phrase that, when taken as a whole, has a meaning you couldn’t deduce from the meanings of the words. It’s essentially the equivalent of using the wrong math formula but getting the correct answer.

Common English Idioms

• To be on cloud nine – To be extremely happy
• One-trick pony – A person with only one talent or area of expertise
• Wouldn’t hurt a fly – A person that is inoffensive and harmless
• Like a fish out of the water – Very uncomfortable
• Fit as a fiddle – Very healthy and strong
• To have your head in the clouds – To be daydreaming and/or lacking concentration
• To be under the weather – To feel sick
• To be as right as rain – To feel healthy again
• Eager beaver – A person who is enthusiastic and wants to do something very much
• Teacher’s pet – A person who is considered the teacher’s favorite. This can be used positively or negatively depending on the context
• Gold digger – A person who is pursuing a relationship with another for the sole purpose of benefiting from their wealth
• Party pooper – Someone who tends to suck the fun out of situations by either not participating or adding negativity