dumpy adj. + Add to list US //ˈdəmpi// UK //dˈʌmpi// dumpy Slang SynonymsEtymology Synonyms chunkylow setpodgypudgyroly polysquatsquattystumpytubbyEtymology 1 First attested in 1750; exact origin unknown. Perhaps derived from, or cognate with, dumpling, or from the noun sense of dump.Etymology 2 From dump + -y.