busboy
US
UK busboy, bus boy n: US (restaurant employee who clears tables)
SC 餐厅收拾碗碟的勤杂工 cān tīng shōu shí wǎn dié de qín zá gōng
A busboy is employed to do menial tasks in a restaurant.
I mistakenly gave the tip to the bus boy instead of the waitress.