noun which may take the genitive case particle 'no'
Describes something thoroughly wet, often unpleasantly so, like clothes, ground, or a surface. Used with の to modify nouns.
雨で服がびしゃびしゃになった。
My clothes got soaked in the rain.
びしゃびしゃの地面を歩くのは嫌だ。
I hate walking on slushy ground.
adverb, adverb taking the 'to' particle
Mimetic adverb describing the sound or action of liquid splashing or sloshing around. Often used with と.
バケツの水がびしゃびしゃとこぼれた。
The water in the bucket sloshed out.
Mimetic word; the exact origin is uncertain, but it likely imitates the sound of splashing or the state of being wet.