From Longman Dictionary of Contemporary Englishgo to sleepgo to sleepa) SLEEPto start sleeping I went to sleep at 9 o’clock and woke up at 6. b) informalFEEL HOT/COLD/TIRED ETC if a part of your body goes to sleep, you cannot feel it for a short time because it has not been getting enough blood → sleep
Examples from the Corpus
go to sleep• I did just as he suggested, and put the note in his mailbox that night, and went to sleep.• I read and went to sleep.• Are you two going to stop talking and go to sleep?• I looked over at Dave, but he had gone to sleep.• He went to sleep as he stood there, clutching his glass, his forehead resting on the windowpane.• Every time I go to sleep I don't know what's gon na happen.• Oh, you did not go to sleep as directed, at eight?• Can you stop leaning on me please? My arm's gone to sleep.• You go upstairs and read Campbell a story before she goes to sleep.• They did not expect to get home, says the poet; still, they went to sleep.• If I wake up in the night, it takes me ages to go back to sleep.• The man stepped back into the centre of the circle, and seemed almost to go to sleep.• He lay on the sofa and pretended to go to sleep. 