ビロビロ LinksSentence search for ビロビロSentence search for びろびろEdit in JMdict Adverb (fukushi), Adverb taking the 'to' particle1. flapping about; waving around; fluttering; waggling (e.g. one's tongue)Onomatopoeic or mimetic wordAdverb (fukushi), Adverb taking the 'to' particle, Noun2. idling sloppily; lovestruckArchaicOther formsびろびろ Discussions Log in to talk about this word.