To fuck with something.
To mess something up.
Ex: "Yo... why you gonna fondangle my damn Froot Loops!"

or

"Look at ya... all fondanglin' my shit!"
by -Rob aka Xeo-Aesthetic May 19, 2008
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Something (usually a woman) that is so incredibly beautiful, one wants simply to touch it.
There's this fondangleable girl in my Bio class
by Lee Cody September 22, 2005
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