חַמְשׁוּשׁ
khamshush
a long weekend from Thursday through Saturday · noun (masculine)

One word that says: I'm off from Thursday morning, I'm not answering the phone, and don't ask me anything before Sunday.
אחרי שלושה שבועות במילואים סוף סוף יוצא לי חמשוש בבית.
“After three weeks of reserve duty I finally get a Thursday-to-Saturday break at home.”
When was the last time you had a real long weekend where nobody could reach you?