Flumby 

When someone or something is acting pesky or sus.

My brother won't get off Fortnite, he is being real flumby right now

Flumby by Red Among Us Guy February 26, 2021

flumby 

A flumby is when someone is getting a BJ while sitting on the can.

I received an awesome flumby while taking a mean growler.

flumby by Fred Flumby March 14, 2005

flumby 

that piece of neck between ur shoulder and neck. quite ticklish, muscular, easily bitten.

he has a bruise on his flumby

flumby by emmaaalaurenn! May 24, 2016

flumby 

A un-athletic person who is real weak, but not small, their body is almost jello like. This person will not be very active and will sit around all day playing mostly videogames. This person also has very little muscle for their size. This person is also under constant suspision that everyone is watching him or her.

Wow, that kid is really flumby, let's go beat the shit out of him!

flumby by Urban Dictionary January 4, 2005

Flumpy 

A synonym for tired or exhausted. It might be accompanied by an overwhelming urge to do nothing more than chill out at home on the sofa / couch and do nothing,

I'm really looking forward to getting home. I feel really flumpy, I just want to chill out.

Or

I'm really flumpy today, and I don't feel like doing much at all

Or

I'm so flumpy, I don't feel ready to get out of bed!

Flumpy by Destroyer666 June 1, 2019

Fumby 

the funny blue dog. Also called Fumb, Fumy, Fumbus, or Fumvy.
Enemy of the Anti-Fumby gang

my name Fumby, you Fumber.

Fumby by fumber March 8, 2021

flubby bubb 

The act of not being able to sexually perform after a substantial amount of time courting the partner. Commonly occurs in middle aged men whom live with their mother and have not had any sexual activity for very long periods of time and/or men who have an increased balance of the estrogen hormone.

I finally met Dick and when we tried to have sex his penis was a flubby bubb

flubby bubb by Rufus Brutis October 21, 2020