rumpty-tumpty noun 2adjective 1exclamation 1forms 2 noun2 •(UK, slang) Sex.This female was clearly not up for any rumpty tumpty in the grass, and she bopped her suitor a few times before he got the message and sulkily sloped back to his corner of the field. — 2012 •Nonsense.He believes the music should come first because otherwise the words will be nothing more than rumpty-tumpty. — 2001 adjective1 •With a lively beat and strong, non-syncopated rhythm; upbeat and bouncy.It's a right rumpty-tumpty tune anyway. — 2004 exclamation1 •A nonsense word, especially in simple or childish songs.Rumpty-tumpty, pimplety-pan— / The flubdub courted a catamaran / But timplety-topplety, timpity-tare— / The flubdub wedded the big blue bear! — 1911 formsmore rumpty-tumpty · most rumpty-tumpty