バチバチ

noun, adverb taking the 'to' particle, noun or participle which takes 'suru'

crackling; sparking; sputtering

Describes the sound or appearance of something crackling, sparking, or sputtering, such as fire, fireworks, or electrical sparks. Often used with と or as a する verb.

See also: パチパチ

• 焚たき火びがバチバチと音おとを立たてている。

  The bonfire is crackling.

• 花はな火びがバチバチと火ひ花ばなを散ちらした。

  The fireworks sparked and sputtered.

noun or participle which takes 'suru', adverb

to fight; to argue

Colloquial use for arguing or fighting, often with a sense of heated back-and-forth. Used as a する verb or adverbially.

• あの二人ふたりはいつもバチバチしている。

  Those two are always at each other's throats.

• 会かい議ぎでバチバチやり合あった。

  They had a heated argument at the meeting.