Top Definition
A state of celebration upon acquiring a brain.
"I would dance and be merry, life would be a ding-a-derry, if I only had a brain." -Scarecrow
by The ORIGINAL Lulubelle January 01, 2011
Dried-up buger stuck to facial hair.
Will you please remove that dingaderry from your face before you eat it with your meal.
by Right Ball December 17, 2011

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