When something becomes less fun due to it being made safer.
This playground was much better before it was safenated.

That hydroslide has been safenated
by chumparoo December 21, 2010
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According to the wise sam, Safen means to secure or "FASTEN"
"Safen your seatbelt kid's mommy's a bad driver!"
by Bsmart January 20, 2016
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