| \FLAP-dood-l\ | noun 1. Informal. nonsense; bosh. | | Quotes | Well, by-and-by the king he gets up and comes forward a little, and works himself up and slobbers out a speech, all full of tears and flapdoodle about its being a sore trial for him and his poor brother… -- Mark Twain, The Adventures of Huckleberry Finn, 1884 | | Origin | | Flapdoodle came to English in the 1800s and is of uncertain origin. | |