faceplamm - A faceplamm is when you hit your face with your hand so fast

A faceplamm is when you hit your face with your hand so fast and hard you think you might have knocked your brain out.

I thought I had a date. It was my mom. I faceplammed and ran out.

I ate the whole cake. I faceplammed and vowed never to eat again.

I said ‘I love you’ to my teacher. I faceplammed and cried.