Noun

1. An external or internal rib or rim, used either to add strength or to hold something in place.
2. The projecting edge of a rigid or semi-rigid component.
3. An ability in a role-playing game which is not commonly available, overpowered or arbitrarily imposed by the referees.
   • 1998: Mr MI Pennington, Can the Players be Trusted? on rec.games.frp.live-action http://groups.google.co.uk/group/rec.games.frp.live-action/browse_thread/thread/13742e3a1c45df34/f9662af9a11a42d3?lnk=st&q=flange+roleplay&rnum=1#f9662af9a11a42d3 [The] enduring problem with the Gathering is that [players] can't affect anything that happens ... whatever they do, the LT just flange it back to the original plot line.
   • 2007: balor, Changing the metaphysics on Rule 7 http://forums.rule7.co.uk/Topic28357-44-2.aspx 'Oh look , the amulet of flange has been activated, this means all Paladins now only have one heal per day instead of two.'
4. A vulva.
   • 2001: tedfat, Flange!!!! in alt.society.nottingham http://groups.google.com/group/alt.society.nottingham/browse_thread/thread/7d1653d74a6ac61b/4fdf1b47e3e1bb70?lnk=st&q=%22her+flange%22&rnum=9&hl=en#4fdf1b47e3e1bb70

     I was in bed the other day with the missus and I asked to see her flange. Imagine my surprise when she got up went downstairs to my toolbox and brought me up a metal looking object called a flange!!!!! Needless to say when she asked to see my nuts the next time I obliged by doing exactly the same as her.

   • 2003: Ray Gordon, Hot Sheets http://books.google.com/books?vid=ISBN1562013920&id=c4hY8RgKlGgC&pg=PA61&lpg=PA61&dq=flange+fuck&sig=8rlmxhjFq0jxtxQ_cW333gA5u5Q&hl=en

     'God, she's got a tight flange!' the plumber gasped, splaying the girl's buttocks and focusing on her O-ring.

   • 2003, Ron Gould, Question about Heat in alt.support.ostomy http://groups.google.com/group/alt.support.ostomy/browse_thread/thread/1392f0c95f3550d5/136cf7f1804fb95b?lnk=st&q=%22her+flange%22&rnum=5&hl=en#136cf7f1804fb95b

     When she lived in Arizona, she used to drape a washcloth on her underwear, hanging in front of her pouch. She always said it would keep the blazing heat of the sun off her flange, especially when the Arizona sun would be mercilessly coming in thru the car windshield.

5. The collective noun for a group of baboons.
   • 2006, Rick Crosier - Getting Away with Murder

     (I suspect they hired a flange of baboons to mind the house.)