FAAF - Putting one side of a face on the other like you're trying t

Putting one side of a face on the other like you're trying to make a monster out of a baby.

My brother did a FAAF on my face. It looked like a baby ate a monster and then cried.

I did a FAAF on my dog’s face. He looked confused and then barked at me.

My friend did a FAAF on her mom’s face. It looked like a ghost had a baby and then took a nap.