noun
rudely reaching across one's tray with chopsticks
A breach of Japanese dining etiquette: stretching one's chopsticks over the personal serving tray (膳) to grab food placed behind it, instead of lifting the food closer first. Often cited as a table-manner taboo.
膳越しは和食のマナー違反とされている。
Reaching across one's tray is considered a breach of Japanese dining etiquette.
子どもに「膳越しをしてはいけません」と教えた。
I taught my child, 'You must not reach across your tray with your chopsticks.'