I can’t believe my ears! – used when you hear something shocking, “I am really surprised!”
E.g. A. Did you know the Jenny got fired? B. What? I can’t believe my ears! She was really hard-working.
I can’t believe my ears! They have just announced another property tax hike.
I wasn’t born yesterday! – “I am not that naïve”
E.g. A. Did you respond to that email from a Nigerian prince to wire money to him? B. Are you kidding? I wasn’t born yesterday.
My son was trying to convince me that if I buy him a new toy, he will keep his room tidy for a year. What does he think? I wasn’t born yesterday!
Chill out! – “Relax!”, “Don’t worry!”
E.g. Chill out! You prepared hours for this presentation, I am sure it will go well.
Chill out! I will take care of the rest of the paperwork and send it over to the boss today.
Dream on! – used to accept what the other person says but think it is unrealistic, “wishful thinking”
E.g. A. I know I am only 25 years old but I want to be able to retire in 10 years. B. Dream on!
A. I think if I dress more trendy, I can date with a celebrity. B. Dream on!
It’s a deal! – used to accept an offer, “I accept your proposal.”
E.g. A. If you take my shift on Friday, I will take yours on Saturday. What do you say? B. It’s a deal!
A. We will give you a 10% discount and free car washes for a year if you take the car right now. B. It’s a deal!
Tell me about it! – used when we agree with the other person, “I agree with you”
E.g. A. Jeff has got to get some new clothes. B. Tell me about it! He’s been wearing the same sweater for two weeks.
A. The neighbor has just bought another garden gnome for his yard. B. Tell me about! His house will soon look like a scene from “Snow White”.