Meaning of the word "shake in your boots" in English

What does "shake in your boots" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

shake in your boots

US /ʃeɪk ɪn jʊər buːts/
UK /ʃeɪk ɪn jɔː buːts/
"shake in your boots" picture

Idiom

to be very frightened or nervous

Example:
The new boss made everyone shake in their boots.
I was shaking in my boots when I had to give that presentation.