(pos:名詞)
<explanation>
yue:由夜晚去到天光（量詞：個／晚）
eng:all night; whole night; throughout the night
<eg>
yue:通宵寫報告 (tung1 siu1 se2 bou3 gou3)
eng:to work on a report for the whole night
<eg>
yue:你捱咗兩晚通宵喇，快啲返屋企啦！ (nei5 ngaai4 zo2 loeng5 maan5 tung1 siu1 laa3, faai3 di1 faan1 uk1 kei2 laa1!)
eng:You have spent two whole nights on this. Quickly go home!

(pos:動詞)(sim:通頂)(sim:開夜車)
<explanation>
yue:成晚唔瞓覺
eng:to stay up all night; to work or play overnight without a break; to go out all night
<eg>
yue:今晚要通宵，唔使等我食飯。 (gam1 maan1 jiu3 tung1 siu1, m4 sai2 dang2 ngo5 sik6 faan6.)
eng:I have to work overnight tonight. Don't wait for me for dinner.