When your upstairs neighbors are rearranging their furniture at random times throughout the day, so it sounds like thunder. Sometimes people actually mistake furniture thunder, for real thunder itself.
Honey, is there a thunderstorm outside?
No, it's just furniture thunder from Eric upstairs.
Thunder sack is when a man is sitting down, and blows ass so hard it rumbles his balls.
I was sitting on the couch the other day, and made a nice thunder sack.
Slang for a queef. Short expulsion of trapped air in ones vagina.
She was really amazing in bed, however, I was really put off by the cacophony of crotch thunder towards the end.
Titties so spectacular you can almost hear thunder clap when you see them
Get a look at Alis thunder titties damn they were so perfect I heard a thunder clap from miles away
When a guy ejaculates and farts at the same time.
My girl likes thunder jizz, so I ordered taco bell.
when douche baggery extends beyond all reason in such a violent and crushing fashion a thunder clap is heard
Nate explained that he was forced to beat up his girlfriend because she made him do it. Nate exemplified being a thunder douche.
Someone who tries to steal another's thunder by shifting the attention to themselves; e.g. get the laughs from a joke by butting in with the punchline, or taking over a story in progress.
Michael Scott is the ultimate thunder sponge in the office; he always has to be front and center.