Top Definition
When two females get together and compare the size of their vaginas. Usually done while their boyfriends/husbands are out on the piss
*two ladies sitting there bored becuase their blokes have gone out*

"I know what we can do, Lets have a flange off!"

"ooo look - yours is much wider than mine"
by Flangaltor August 12, 2009
5 Words related to Flange off

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