1) a bad situation that involves many different smaller situations to create one massive insanely intense ordeal.

2)when to many things happen at once, making it extremely hard to comprehend.
1) Holy shit! i can't believe my girlfriend was fucking your boyfriend, and they both got into a car accident, and your brother just got arrested, and Jimmy is trying to commit suicide! This whole day was just one big clusterfuck!

2) Wait...i dont understand this movie, who the hell is that guy and why is he now pointing a gun at that other dude..? And when the fuck did they go to the jungle?
by CzarOfSlang April 21, 2010
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World War 2 terminology for any group of soldiers that would be easily wiped out by an incoming grenade.
"Yep, one well placed grenade by charlie, and that whole clusterfuck is going home in pine boxes."
by P!o.o!P December 26, 2009
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Originally: Genetically compromised offspring proportedly the result of multiple male partners with one female. Hence, Cluster Fuck. Similar to Stupid, Disorganised, Loser, Tosser. A hopeless case. Sometimes shorteded to 'Cluster'.

Interchangeable with GO FUCK, FUCK OFF, FUCK UP, FUCK OFF, BALLS UP.

Derivation: Military

Also refers to a hopelessly compromised situation.
Example: James failed the public service entrance exam three times. What a clusterfuck! (often contracted to 'What a cluster!')

Example: When on exercise, they were ordered to turn the camouflage net over to be the same as all the others. Pity it didnt match the surrounds. What a clusterfuck (gofuck, fuckoff, fuckup, ballup, cluster!
by sociopath9 April 15, 2009
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A cluster of horny swingers engaged in group sex, in a swingers club, in a safe and consensual environment. Or for the more cultured of you a giant Gang Bang.
We went to the local swingers club at the weekend and had a wonderful time as we got involved in the Clusterfuck and see of bodies.
by Si and Jane February 04, 2019
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