ぷくっとぷくっとMeanings1adverbpuffed up; swollen; plumplyonomatopoeic or mimetic wordDescribes something swelling or puffing out softly, often in a cute or rounded way. Related to ぷくぷく (sense 2).See also: ぷくぷくほっぺたがぷくっとふくらんだ。Her cheeks puffed out.パンがぷくっと焼やき上あがった。The bread baked up nice and plump.