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Unstable Character Design 

When a specific character from an animated series or TV show can have obvious but not permanent changes to their look such as: hair style or color, clothing, glasses or other accessories.
Princess Bubblegum from Adventure Time has an Unstable character design.

emotionally unstable

Intense mood swing;
A minor event may trigger an extreme emotional outburst.
Emotionally unstable; Jake didn't invite me to the party... He hates me and so does everyone else.
emotionally unstable by café February 17, 2015

Unstable_Day 

1. A popular Operative in The Days Union 2. Clearly has rabies 3. S h o r t . 4. He is the cyan Operative. 5. A dysfunctional-twitchy existence.
Person 1: Unstable_Day is so cool!
Person 2: He's literally a-
Person 1: UNSTABLE_DAY IS SO COOL.
Unstable_Day by Days Union <3 December 6, 2021

unstable cheese 

Cheese that comes from the Fast Food stores where the cheese on the burgers is not cooked right and if breaks off while you hold it in your hands. Often you find yourself in the situation where you are using your laptop, or playing a PSP. or simply reading the newspaper. then a piece of cheese breaks off and lands on whatever gets on it's way.
Person #1: O'sht, unstable cheese got my PSP screen!
Person #2: Har Har, should sue Macdonald's for it. If fat people can sue them for being fat, then it wount hurt if we sue for Unstable cheese.
unstable cheese by SmexMuffinMan December 7, 2006

Unreliable, untestable truth

Oh, you have faith do you?

The next time you feel compelled to use the word 'faith', why don't you try replacing it with: 'pretending to know something that I really don't know''.
If you really want to keep it simple you could just say: 'I have unreliable, untestable truth'.

unstable 

microsoft windows
unstable by Anonymous September 19, 2003
More from Urban Dictionary

proper lad 

a lad that is such a lad that he is a proper lad
person1:did you see bob
person2: ya he was a proper lad
Word of the Day on October 29, 2026
The number of years you are still sexually active
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
sexspan by Dr Kat April 21, 2022
Word of the Day on October 28, 2026
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.
You didn't get any napkins with your takeout pork fried rice? Womp womp.
womp by 175623226 November 3, 2011
Word of the Day on October 27, 2026
When your wife’s boyfriend let you sleep past 8pm 😎😎
Wife’s boyfriend: You have 5 more minutes
Me: Poggers!
Poggers by Just_Charles April 14, 2020
Word of the Day on October 26, 2026

Oblication 

A vacation, feeling more like an obligation, that involves visiting or staying with family.
So Joe where are you taking the kids for spring break vacation? We are going on an oblication to Boca to visit my mother-in-law.
Oblication by kimmerr May 5, 2011
Word of the Day on October 25, 2026

Surf Dracula Syndrome 

A phenomenon in film/television series, most notably streaming series, where the main premise is drawn out to such a point that it takes an entire season or more to get the parts of the series the audience is actually interested in seeing.

For example, if a series is titled "Surf Dracula," a majority of viewers would tune in expecting to see Dracula surfing by the first or second episode. However, the entire first season would instead be tedious padding and backstory before finally ending with Dracula surfing in the last five minutes of the season finale.
I watched "Smallville" on Netflix the other day. Dude, it was ten seasons of filler before he finally flew! Major Surf Dracula Syndrome!
Word of the Day on October 24, 2026
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