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1.
The dolphin switch is a metaphorical "switch" that can be flicked when one wishes to change their sexuality at the drop of a hat.

Born of the concept that Dolphins can "switch" between safe sex and unprotected sex whenever they so wish - so why wouldn't they be able to switch sexualities?
Aww man...that guy's so hot....but I'm dating Amanda!" "Dude...just flick the Dolphin Switch!" "Aww man, didn't think of that. Click. Done!
by Giga Sonic December 06, 2010