Meanings of "zıkkımın kökü"
It's a phrase that you used when you are done with someone's questions. In fact, "zıkkımın kökü" is a harsh and rude phrase. When someone ask you with nonstop stupid questions like you are at the cinema and he/she ask something like that: "what movie will we see, how long will it last, will we eat popcorn?" Then you get fed up and you answer: "zıkkımın kökü"
Kızgınlık anında söylenen bir söz.