dagger eyes
Dagger eyes are like when someone is so mad they could punch you, but they just stare at you like they want to kill you with their eyes. It’s the eye version of a middle finger.
She gave me dagger eyes when I said her science project was the worst ever.
He gave me dagger eyes when I told him his joke was worse than my mom’s cooking.
My friend gave me dagger eyes when I said he was the worst at hide and seek.