A person who is called being a thunder lungs is known to inhale a massive amount of smoke. While either taking a hit of a tobacco product or marijuana. And exhaling with great force. Making a large cloud of smoke.
"Josh is being a thunder lungs hitting the bowl it'll be ash before you know it!"
A person, normally having a mental deficiency, with an abnormal screaming response to both negative and positive social interactions.
Take a look at 'Thunder Lungs' over there freak out on the principal.