Cluster Buster 

The accidental act of crushing ones nuts. This can be done by either sitting down when they are nestled directly between the thighs, or wearing ones trousers too tight.

"Sorry boss, won't be in today. Got on my bike drunk last night, slipped and suffered a cluster buster."

Cluster Buster by Matty Boy March 9, 2004

Cluster truck 

When a group of two or more semi trucks are blocking traffic.

I would have been here sooner but I got caught up in a couple of cluster trucks on the interstate.

Cluster truck by allthenamesrused October 3, 2013

cluster fuck 

Compilation of raw, dirty London Acid Techno released by a record label called Cluster

cluster fuck by Adrian Jarvis September 18, 2003

cluster-fuckered 

How your head feels when you become both bewildered and over-whelmed by everything trying to crash down around you.

Random person: Hi, how's are you?
creehazy: Cluster-fuckered.

cluster-fuckered by creehazy July 28, 2008

Cluster fuck 

When an orgy is crashed by a bunch of gay men, they then tie everyone up and rape the shit out of them

My ass is sore. i was having an orgy but some gay guys cluster fucked us!

Cluster fuck by Amiable companion Friday September 15, 2010

cluster fuck 

Situation in an fps (such as Halo 3) when one player gets attacked and slaughtered by 3+ players from another team at the same time

Jelly Means: Shit! Get over here man, four guys are attacking me!
Seb: Oh crap! You're getting cluster fucked!
Jelly Means: Fuck I died...

cluster fuck by Seb R. February 17, 2008

cluster fuck 

when more that 3 people have sex together

After prom were all just gonna go have one big huge cluster fuck

cluster fuck by abbalabbalee21 May 12, 2010