Bibab is a brand of bubble gum. Pollution itself has no special meaning, but because bubble gum is dirty, Bibibu is also dirty. The word "crooked bibbub" comes from the sound Dave made when he spoke in the game Plants vs Zombies. His voice is crooked bibbub, crooked bibbub, crooked bibbub's English word is Wabby Wabbo. The popularity of "Biabibabu" was not in the game Plants vs Zombies, but when the game anchor Fu played Plants vs Zombies live, the audience did not understand this sentence and joked that it was "encrypted communication". The anchor Fu also said that he was "a person who communicates with Dave". After that, terriers became popular and were talked about by more and more people. If a boy and a girl say Bibibu, they are asking me whether I love you or not, and whether I can make her bubble up. The deep meaning of Bibabab pollution: Bibabab is bubble gum, which means bubble gum means condom, so Bibabab means condom.