idiom B1 American English origin hit the sack /hɪt ðə sæk/  ·  hit thuh sack سونا جانابسترا لیناآرام کے لیے بستر پر جانا Roman Urdu: sone jana ENGLISH MEANING to go to bed. It is an informal way to say that you are going to sleep. You can use it after a long day or[...]