Flubdub is a 7 letter English word. It's valid Scrabble word worth 15 points. It's valid Words with friends word worth 20 points.
You can make 51 anagrams from letters in flubdub (bbdfluu).
An Americanism dating back to 1885-90; origin uncertain
Please her, you know—she's crazy on this society stunt—all flubdub to me of course.