eating large amounts (at once); binge eating; gluttony — the act or tendency of consuming a lot of food.
過度の大食いは健康に悪影響を与えることがある。
Excessive overeating can have negative effects on your health.
テレビで大食い大会の様子を見て驚いた。
I was surprised watching a competitive eating contest on TV.
ストレスで大食いしてしまったので、反省している。
I ended up binge-eating because of stress, so I'm regretting it.
a big eater — a person who eats large amounts of food (an individual who tends to eat a lot).
彼は若い頃からの大食いで、友達の間でも有名だ。
He has been a big eater since he was young and is well known among his friends for it.
この店には大食いの客向けの大盛りメニューがある。
This restaurant has large-portion menu items for big eaters.
妹は意外と大食いで、ラーメンを二杯平らげた。
My younger sister is surprisingly a big eater; she finished two bowls of ramen.