Idiom: Go cold turkey
Frank: I’m thinking about quitting fast food.
Aaron: That’s really good. It’s really unhealthy to eat fried food every day.
Frank: Yeah, I’m going cold turkey. No transition period.
Aaron: Wow! That’s difficult. I usually cut some foods slowly. I can’t give up food I like all at once.
Meaning: Go cold turkey is an expression used when someone stops doing something without a transition period. It’s a very sudden stop to an action or habit.