noun, noun or participle which takes 'suru'
extreme weight gain; ballooning up
Colloquial term for gaining a lot of weight quickly, often used in casual conversation or online. Can be used as a noun or with する.
年末年始で激太りしてしまった。
I ballooned up over the New Year holidays.
激太りを防ぐために運動を始め
I started exercising to prevent extreme weight gain.