military use: a situation where nothing will go right, casaulties will occur, evac will not happen, often engineered by the stupid.
"The Bradley got brewed up at the same time inbound arty started dropping, and the whole deal turned into a giant cluster fuck.
by Brian H March 14, 2002
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Whenever you are driving on a two lane highway and there are two eighteen wheeler trailer trucks blocking both lanes and driving ten miles below the speed limit which causes a significant amount of traffic.
I was making great time driving on Highway 70 on my way to Kansas City, but then there was a huge cluster truck.
by kevtronic January 03, 2012
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Beowulf is a design for high-performance parallel computing clusters on inexpensive personal computer hardware. The name comes from the main character in the Old English epic Beowulf.

Commonly used on slashdot.
I wonder how much a beowulf cluster of those voting machines is.
by fdsaasdffdsaasdf October 13, 2007
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The planet Earth since the day George W. Bush was first inagurated as President of the United States.
Every country on Earth has been throughly cluster fucked over the past five years.
by jesster79 February 02, 2006
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A plan that turns into a complete hot mess & confusing situation due to guidelines and rules because of Coronavirus or Covid-19.
I just wanted to throw Debbie a nice surprise birthday party, but we’re only allowed 10 people, we have stay six feet apart and we have to wear masks! It’s a complete covid cluster!
by Tluv777 August 31, 2020
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When three or more people having sex cum at the same time. it counts even if there are multiple groups. For example, at an orgy.
Everybody cluster cumed at the orgy last night.
by DirtyB&stardMr.B August 07, 2018
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A song by Opeth that is about how 2 lovers tragically die whenever the man was sentenced to death for marrying or at least try marrying his love, Melinda. The crowd stood there as they tie the noose and the lovers die.
Dude 1: So what you think about the song White Cluster
Dude 2: The song was epic but the meaning of it is kinda dramatic
Dude 1: I know right
by InsideTheReverie August 04, 2018
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