Fetching details from the dictionary...

holiday; day off; absence
sleep; rest
good night
明日はおやすみなのでゆっくり寝られる。
Tomorrow is a day off, so I can sleep in.
先生が三日間おやすみだと聞いた。
I heard the teacher will be absent for three days.
おやすみの日に友人と映画を見に行く。
I'm going to see a movie with a friend on my day off.