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1.
cock cluster is similar in definition to sausage fest or cock fest, a synonym really. it means that a party or event consists predominantly of male participants thus making it a cluster of males or cocks in comparison to females at the event.
Guy 1: holy shit bro, this place is a fuckin cock cluster. i'm steppin over dick with every step.

Guy 2: yeah man, lets ditch this place and go to {another bar/club name here}, i heard there's more pussy there.
by akljsdfjalsdjflaksd February 09, 2010