When something is going bad or you mess it up, but you can't fix it

Very similar to it's casual
Phoebe: I bombed my english final!
Lindsay: It's casserole
by A-dawg72 June 6, 2017
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When one person takes a shit on top of a previously unflushed shit, a casserole ensues.
"Dude, don't flush when you're finished in there, let's get a casserole goin'."
by kdogg85 November 13, 2008
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A bunch of random shit thrown into a pan, covered with cheese, and baked in the oven.

Basically if you cooked a fridge.
Mom: "I didn't know what to make for dinner tonight so I threw together a casserole with everything in the fridge that was about to go bad. I love casserole!"
Me: *thinks of an excuse to not eat at home tonight*
by phatbat.exe December 13, 2019
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The excessive amount of jism resulting from having multiple men ejaculate inside a woman.
I was out with these 5 guys last night, and when I woke up this morning there was a casserole oozing from my vagina.
by doey2 June 4, 2011
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“They’re still working with Leo on his toileting – it’s about time, he’s entering kindeegarden soon!” said Grandmaw, “ – so we were happy when the tike left us a nice casserole in the powder room w.c.”
“I thought I smelled something,” said Kath.
“No, that’s the venison stew,” said Grandmaw. “Soup’s on soon.”

Her homeys consigned Beatrice to the garret of Delta Sigma Theta, which had a private bath. When she protested, she was told that her casseroles were too fragrant for the shared space below.
by Hifalutin! March 6, 2022
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