noun
Wednesday, Thursday and Friday
Abbreviation used in schedules, timetables, or casual notes to refer to these three consecutive weekdays as a block.
来週の水木金は出張です。
I'll be on a business trip next Wednesday, Thursday, and Friday.
この授業は水木金の午前中にあります。
This class is held on Wednesday, Thursday, and Friday mornings.
Means 'weekend'; 水木金 covers the days leading up to the weekend.
Abbreviation formed by taking the first kanji of 水曜日 (Wednesday), 木曜日 (Thursday), and 金曜日 (Friday).