thbbbbt Share definition Flag The onomatopoeic sound of a raspberry. (Amount of Bs may vary depending on length of raspberry. Also thpppppt.) Out of sheer childishness, Tom razzed his friend with a loud "Thbbbbbt." thbbbbt by Gala August 14, 2004 0 0 Get merch Get the thbbbbt mug. Buy Now — $32.95 See more merch
