An onomatopoeic adverb (often as 'poi to') expressing a careless, nonchalant toss or action — doing something lightly or without much care.
彼は手紙をぽいとテーブルに置いた。
He casually plopped the letter down on the table.
ゴミをぽいと捨てるのはよくない。
It's not good to toss garbage away carelessly.
子どもがぬいぐるみをぽいっと投げた。
The child tossed the stuffed toy with a 'poi' motion.
書類をぽいとバッグに押し込んだ。
She shoved the documents into her bag in a careless way.