flubdub

flub·dub

F0202300 (flŭb′dŭb′)n. Informal Pretentious nonsense; bunkum.
[Origin unknown.]

flubdub

(ˈflʌbˌdʌb) ninformal US nonsense; inept speech; empty talk; bunkum

flub•dub

(ˈflʌbˌdʌb)

n. pretentious show; airs. [1885–90, Amer.]