Clusterfuck definition is - a complex and utterly disordered and mismanaged situation: a muddled mess. How to use clusterfuck in a sentence.
clusterfuck unknown Military term for an operation in which multiple things have gone wrong. Related to " SNAFU " (Situation Normal, All Fucked Up") and "FUBAR" (Fucked Up Beyond All Repair).
clusterfuck "bungled or confused undertaking," 1969, U.S. military slang, from cluster + fuck, probably in the "bungle" sense. Earlier the compound meant "orgy" (1966).
cluster fuck: [noun] a mess, a really bad situation. What a clusterfuck!