noun
daily tear-off calendar; page-a-day calendar
A calendar where each day's page is torn off to reveal the next date. Common in Japanese homes and offices.
祖母は毎朝、台所の日めくりを一枚破る。
Every morning, my grandmother tears off a page from the kitchen's daily calendar.
年末に新しい日めくりを買った。
I bought a new daily tear-off calendar at the end of the year.
Compound of 日 (hi, 'day') and めくり (mekuri, 'turning over'), from the verb 捲る (mekuru, 'to turn over'). Refers to the action of flipping each day's page.