No Screw Up Saturday 

On the First Saturday of April, if you misspell any word you will be muted and unable to talk for 10 minutes straight.

"heyy gusy whats up"

"It's No Screw Up Saturday, you can not misspell words." **gets muted**

No Screw Up Saturday by OfficialDefintionGuy March 12, 2021

You could screw up a chinese parade 

When some one is excessively disorganized or substantially confuses a situation such that their actions could be compared to the apparent chaos of a Chinese parade.

Son: (forgets to do homework, arrives late home, accidentally falls off skateboard and breaks ankle, is late for work and his teacher from school expresses concern about his lack of preparation in class.)

Father: son, no offense but you could screw up a Chinese parade!

You could screw up a chinese parade by The only big Mike January 2, 2019

Screwup++ 

It's a classic example of the scenario when some tries to screw up the already screwed up situation. Sarcastically speaking it's an impediment to the progress of an activity that has already lost its charm.

Those morons are implementing a classic Screwup++

Screwup++ by A(Jay) September 20, 2012

Screwuptulous 

(of a person) clumsy, incompetent, or ignorant.

I'm so screwuptulous, what was I even thinking!

Screwuptulous by Hunstro December 26, 2022

Cirga Screwup 

A self-explanatory word.

Jester> We aren't on yet.
Cirga> Oh shit!

Cirga Screwup by Interim February 15, 2005