noun
eating heavily; devouring; gorging
Colloquial noun describing the act of eating a large amount quickly and voraciously. Often used in casual contexts like competitive eating or describing a big appetite.
See also: 爆食
昨日のパーティーで彼の爆食いには驚いた。
I was amazed at his heavy eating at yesterday's party.
大食い大会での爆食いは見ていて気持ちがいい。
Watching the gorging at the eating contest is satisfying.
爆食 is a shorter noun with the same meaning, but 爆食い is more colloquial and vivid, often implying a more intense or messy eating style.
大食い is a more standard term for eating a lot or being a big eater, while 爆食い emphasizes explosive, voracious consumption.
Compound of 爆 (baku, 'explode/burst') + 食い (gui, 'eating', the noun form of 食う). The combination vividly expresses eating as if exploding with food.