What is the meaning of Balu?

third-person singular, with third-person singular direct object, conditional indicative of izan (“to have”, transitive auxiliary)

dead

alternative form of bale (“evil”)

alternative form of bealu

alternative form of bealu

evil, malice

destruction

sand

flower

widow

dove

he, she, it (third person singular pronoun)

widow; widower

dark green

parsley green

widow

thunder; the sound heard right after lightning strikes

accusative/genitive singular of ballu

Source: wiktionary.org