From Longman Dictionary of Contemporary Englishtoss and turntoss and turnto keep changing your position in bed because you cannot sleep I’ve been tossing and turning all night. → toss
Examples from the Corpus
toss and turn• This, and the sound of heavy machinery passing underneath the window, kept me tossing and turning.• She had slept badly, tossing and turning before falling into a fitful doze.• Do you fall asleep as soon as your head hits the pillow, or do you toss and turn for hours before dropping off?• She had slept badly, tossing and turning in the heat though the room had been cool enough.• If your tossing and turning is taking up needed sleep time, insomnia may be the culprit.• Recurring thoughts about her conversation with Philippe Fontaine had kept her tossing and turning most of the night. 