SLEEPOVER
Meaning of SLEEPOVER in English
sleep ‧ o ‧ ver /ˈsliːpəʊvə $ -oʊvər/ BrE AmE noun [countable]
a party for children in which they stay the night at someone’s house
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012