Definition from Wiktionary, the free dictionary
shut + eye
- (informal) Sleep.
- 2008, William W. Johnstone and J. A. Johnstone, Preachers Showdown, Pinnacle Books, ISBN 0-7860-1838-0, page 172,
- With the night so quiet and peaceful, though, there was nothing he could do except return to camp and try to get a little shut-eye himself.