bu in Spanish dictionary bu Meanings and definitions of "bu" Exclamación hecha para asustar o sorprender a una persona. Lengua hablada en el estado Nasarawa en Nigeria. more Sample sentences with "bu" Declension Stem Try again Available translations Catalan Chinese Czech Danish Dutch English Esperanto Estonian Finnish French German Greek Hungarian Icelandic Italian Japanese Korean Latvian Lingua Franca Nova Lithuanian Norwegian Polish Portuguese Romanian Russian Swedish Authors