river mouth 

A very sexually loose person

Don't hook up with Amy . She's a river mouth.

river mouth by tulipballs January 5, 2016

Texas River Mouth 

A fictional disease characterized by open-mouth sores, brown nasal discharge, and uncontrollable salivation. Commonly spread through toilet seats, handling praying mantises, and the consumption of kale.

You look tired. Have you been tested for Texas River Mouth?

Texas River Mouth by The River Walker October 8, 2020

Texas River Mouth 

A fictional sexually transmitted disease characterized by open-mouth sores, brown nasal discharge, and uncontrollable salivation. Commonly spread through toilet seats, handling praying mantises, and the consumption of kale.

You look tired. Have you been tested for Texas River Mouth?

Texas River Mouth by The River Walker October 8, 2020

finding the mouth of tongue river 

there is a place in wyoming called tongue river. and we were never able to find its location, and eventually "finding the mouth of tongue river" turned into a euphemism for making out

i totally found the mouth of tongue river with tanja, at prom

finding the mouth of tongue river by stone philips May 17, 2004