A collection of mingers similar to a pride of lions or a shoal of fish.
Person 1: "Ewww...this place is full of mingers"

Person 2: "Yah, it's like a total mongregation in here"
by YettiPie October 12, 2010
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A group of people totally unaware that they are causing an obstruction and inconveniencing others trying to pass them
Look at them mongregating on the canal towpath
by Hockins August 23, 2022
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