masturbating with one finger in a "come hither" motion.
she went to the bathroom to finger diddle herself.
by stuffy14 April 21, 2006
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One who puts his/her fingers into the rectum of another and proceeds to wiggle his/her fingers.
That large man, after sticking his fingers in the little man's ass, became a diddle-fingers.
by ueijfasdklfujiovakj;d November 5, 2010
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