Top definition
Poon so stretched out that it claps like thunder when the girl is jogging.
Gina has eight kids and a bad case of thunderpoon.
by Jidam December 04, 2015
Get the mug
Get a thunderpoon mug for your cat Riley.
An explosive dildo that explodes when inserted 5 inches into the vagina or rectum.
After using her thunderpoon for the first time, Stacy wasn't able to sit for a week.
by BBQribs7 March 27, 2016
Get the mug
Get a Thunderpoon mug for your fish Jovana.