1) Devil may care
Tony was not concerned about showing up drunk to work because of his devil may care attitude
Milo's hairstyle was devil may care
Grace was impressed by Trevor's Devil may care attitude towards money
Definition: careless or reckless; happy-go-lucky
Etymology: dating to around 1785-95.
2) Fresh off the boat
You can tell they are fresh off the boat since they cannot speak the language
Fresh off the boat Asians dress less casually from their Asian Americans peers
Many fresh off the boat immigrants work in blue collar work
Definition: describe immigrants that have arrived from a foreign nation and have not yet assimilated into the host nation's culture, language, and behaviour.[1] Within some ethnic Asian circles in the United States, the phrase is considered politically incorrect and derogatory. Important to be aware of it.
3) Don't hold your breath
Eva said she was going to call, but don't hold your breathe
We got to watch a movie for class, but don't hold your breathe its just a romantic comedy
The price of gas is supposed to go down, But don't hold your breathe
Definition: something that you say in order to tell someone that an event is not likely to happen or not to excited over it
Etymology: in any case, "don't hold your breath" refers to something that won't change anytime soon. like, if you held your breath to wait, you would pass out!