flubumpst 

what you say when nervous, in trouble, or have just done something seriously stupid. Also can be substituted for cuss words, and person witnessing others stupidity can call flubumpst, like calling them a dumbass.

"what the flubumpst?" person 1 "Hey man, your fly is undone." person 2 "aww shit." person 3 "flubumpst." shit damn fuck dumbass idiot

flubumpst by Chief KickaBox October 3, 2011

flumbumptious 

Extraordinarily fabulous

What a flumbumptious character she really was!

flumbumptious by @100days100letters March 10, 2015

fugumpsty

A mix of "Frumpy" and "Gunky", and a couple other words you'd like to throw in there.

Me: "Daaaaamn. That bitch is Fugumpsty to the capital F, mah nigga.
Best friend: "Ha, you right."

fugumpsty by Clunky Bitch October 17, 2017

Fluumptious 

Synonym for superfluous.
Ironically, a very fluumptious word in itself.

Person 1: It's totally superfluous when someone says 7am in the morning.
Person 2: Oh yeah, that does seem pretty fluumptious
Person 1: Yeah it wa- what the hell did you just say?

Fluumptious by Sagemill September 21, 2022