› [U, no plural] the state you are in when you are sleeping, or a period of time when you are sleeping uyku
I haven't had a good night's sleep (= a long sleep at night) for weeks. You need to go home and get some sleep. It took me ages to get to sleep (= to succeed in sleeping). He died peacefully in his sleep.566 go to sleep › to begin to sleep uykuya dalmak, uyumak
Babies often go to sleep after a feed.566 › informal If part of your body goes to sleep, you cannot feel it. uyuşmak, hissizleşmek
I'd been sitting on my feet and they'd gone to sleep.581 put sth to sleep › to kill an animal that is very old or ill uyutmak, uyutarak öldürmek
457 could do sth in your sleep › to be able to do something very easily kolayca yapabilmek, kolay bir şekilde halledebilmek
2147 lose sleep over sth › to worry about something uykuları kaçmak, endişelenmek
Everyone makes mistakes so I wouldn't lose any sleep over it if I was you.568