じゃあじゃあ

adverb, adverb taking the 'to' particle

noisily (of water gushing, splashing, spraying, etc.)

Mimetic word describing the sound or manner of water flowing forcefully, splashing, or being poured noisily. Often used with と.

• 蛇じゃ口ぐちから水みずがじゃあじゃあ出でている。