Related Clues:

• Starts to shut lids expecting easy peaceful slumber
• Metallica "Until It ___"
• Neil Young & Crazy Horse "___ With Angels"
• Southern ozone's dispersion is dropping off
• Overcomes jet lag, maybe
• Is dormant
• Strips, retiring and closing eyes, drops off
• Takes a doze
• Gets some shuteye
• Has a snooze
• Ignores an alarm
• Nods off seconds after Prime Minister's turned up
• Sleeps briefly
• Goes into low-power mode
• Fails to be alert