This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. superlative form of dumpy: most dumpy.

"The great Fadge himself surprised me; I expected to see a gaunt, bilious man, and he was the rosiest and dumpiest little dandy you can imagine; a fellow of forty-five, I dare say, with thin yellow hair and blue eyes and a manner of extreme innocence."