Meaning of the word "slip someone's mind" in English

What does "slip someone's mind" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

slip someone's mind

US /slɪp ˈsʌm.wʌnz maɪnd/
UK /slɪp ˈsʌm.wʌnz maɪnd/
"slip someone's mind" picture

Idiom

1.

if something slips your mind, you forget it

Example:
I meant to call her, but it completely slipped my mind.
The meeting time must have slipped his mind.
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