Thundercat 

A woman with a great booty in the back, withholding a phatty. Usually a milf or older woman that age like fine wine.

Damn you got that thundercat in the back!

Thundercat by Yaap November 28, 2017

Thunderpants

When a loud poot is muffled in your underpants.

Meg is clearly wearing thunderpants today, and it smells like satan's balls.

Thunderpants by Stacee2.0 September 13, 2015

Russian ThunderCat 

When you fuck a girl in the ass and punch her in the guche.

Omg i am so sore from that Russian ThunderCat you gave me last night.

Russian ThunderCat by Babiigirlhere July 6, 2011

Thunderass 

A woman whose ass is so huge that when she walks her assclap sounds like thunder.

Hey Jim, here comes ole thunderass, man you can hear and see her coming from a mile away!

Thunderass by Ned-the-wino December 27, 2008

THUNDERCAT 

While engaged in back door intercourse, your female partner expels moist dirty air from her anus causing a freckle effect upon your abdomen and lower torso resembling leopard spots. Hence THUNDERCAT!!

Jason was banging Michele doggie style last Saturday night after she had a bad sammich. Michele got so worked up she dusted him with a Thundercat.

THUNDERCAT by Hotpiswhisker March 5, 2019

Thundercat 

Thundercat: the youngest people in a group

"Shall we invite the Thundercats to my mate Daves patry?"

"Nah they know nothing about Led Zep, best leave the Thundercats at home"

Thundercat by Stoling Rone March 21, 2010

thundercats 

Massively popular cartoon of the eighties. The only better cartoon was masters of the universe. Following a similar style to MOTU, Thundercats delivered some interesting storylines, and also tought the viewers a sense of morality. Something the power rangers generation didn't get.

Thunder!

Thunder!

Thundercats! Hoooooooooo!

thundercats by Kung-Fu Jesus April 21, 2004