master bedroom

Etymology
From 🇰🇲. First use appears c. 1821, in the .

Noun

 * 1) A room in a house, in which the head of the household sleeps, typically larger and better furnished than other bedrooms.

Usage notes

 * Regarding the use of the word master: the term was first used c. 1910, long after the abolition of slavery in the US, and there is no evidence that this term has any relation to or allusion to the practice of slavery.