na-adjective, adverb, adverb taking the 'to' particle
totally immersed; deeply absorbed; addicted
Mimetic word describing being completely submerged in liquid or deeply engrossed in an activity, often with a nuance of being unable to escape. Used with 浸かる, はまる, or as どっぷりと/どっぷりな.
He soaked himself completely in the hot spring.
I soaked completely in the hot spring and relieved my fatigue.
He is totally addicted to gambling.
She's completely hooked on the game.
Mimetic word; the exact origin is uncertain, but it is likely derived from the sound or sensation of something heavy sinking deeply into liquid.