sleep like a log

US /sliːp laɪk ə lɔɡ/
UK /sliːp laɪk ə lɔɡ/
"sleep like a log" picture
1.

to sleep very soundly; to sleep deeply and peacefully

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After working all day, I came home and slept like a log.
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The baby was so tired that she slept like a log through the night.
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loglogginglog inlog onsleep like a babysleepto sleep