1An onomatopoeia for splashing water (splish-splash); indicating vigorous splashing or sloshing.
子どもたちは川でバシャバシャ遊んでいる。
The children are splashing around in the river.
雨で道がぬかるみ、長靴で歩くとバシャバシャ音がする。
The road is muddy from the rain; walking in boots makes a splashing sound.
犬が池に飛び込んでバシャバシャと水しぶきを上げた。
The dog jumped into the pond and sent water splashing everywhere.
2An onomatopoeia for the click or snap of a camera shutter; taking photos repeatedly (often written as パシャパシャ).
観光客が名所でパシャパシャ写真を撮っている。
Tourists are snapping photos at the landmark.
彼女はスマホでバシャバシャと写真を撮り続けた。
She kept taking photos with her smartphone, clicking away.