fadwingle - It's a word that means you're doing something dumb, and it's

It's a word that means you're doing something dumb, and it's probably involving your face and something gross.

'I'm doing a fadwingle,' he said, while eating a sandwich with his hands and talking to his friend.

She was caught doing a fadwingle in the library, and got a warning.

He told his teacher he was doing a fadwingle, but he was just eating chips and talking to the dog.