face sucking - When you kiss someone so much people think you're trying to

When you kiss someone so much people think you're trying to swallow them whole. It's usually done in the most awkward places.

My brother and his girlfriend face sucked in the grocery store like they were trying to steal each other's identity.

I walked in on my uncle face sucking my aunt in the kitchen. It was like a horror movie.

My classmates were face sucking in the library like they were trying to hide from the principal.