お開き (おひらき, ohiraki) Japanese meaning: breakup | KotomoraExpressions
お開きにするbreak up a meeting; call it a night
Let's call it a night / wrap things up.
The wedding reception ended at three o'clock.
Standard polite form; the honorific prefix お is part of the word.
御開き
Formal kanji spelling with 御; less common in everyday writing.
Etymology
From the honorific prefix お + 開き (noun form of 開く 'to open'), originally a euphemism for 'opening' the way to leave, i.e., ending an event.
