Etsymania 

Mania is defined as a mental illness marked by periods of great excitement or euphoria, delusions, and overactivity. Therefore Etsymania could be a mental illness marked by periods of great excitement or euphoria, delusions or overactivity either shopping on Etsy or running your own shop on Etsy which involves you in such moments of great excitement, euphoria, delusions or overactivity i.e. spending hours on Etsy etc.

Her husband finally had to admit that his wife, having spent the last three nights on Etsy, had succumbed to Etsymania and needed help.

Etsymania by TumbleTide October 18, 2017

Ersmania 

An uncontrollable event, prefored by a roudy individual, perhaps influnced by durgs or alcohol

Ersman going apeshit

Ersmania by g-man February 10, 2003

Cheeks 

An Irish phrase meaning shit, derived from ass
(Not to be confused with the literal description of one's buttocks)

"Did you hear the song Aylek$ dropped?"
"Hardly. Her music is absolute cheeks."

"My boyfriend say LaFlame is cheeks."
"Tell your boyfriend I said it's his mixtape that's cheeks."

Cheeks by thecartisan April 26, 2020

sans sheriff 

Lawless use of fonts or typography, with no regard to aesthetics or legibility

I'm putting this CV straight in the bin. Written totally sans sheriff.

sans sheriff by Jamarley July 3, 2019

Breadhead 

Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".

A breadhead is like a crackhead, but for money instead of crack.

Breadhead by 🅱️ U S 3 4 8 March 30, 2022

Stink lines

As seen in illustrations or cartoons: Wavy, vertical lines rising above a person, place or thing. Denotes a foul odor.

"You didn't put enough stink lines on your picture of the teacher."

Stink lines by Athene Airheart March 14, 2004

schmegegge 

Yiddish slang word meaning bullshit, baloney, hogwash, nonsense, crock of shit or hot air.

I don't buy the schmegegge about Morty sleeping with Moira.
His version of the story was pure schmegegge.
The whole schmegegge was made up to get Liz a little bit of attention.

schmegegge by budsbabe February 1, 2008