get cold feet

To suddenly feel too nervous to do something.

"He got cold feet right before asking her to marry him."

Hear it in context

The OpenAI Problem Is About To Become OUR Problem

How Money Works · 13:24

get cold feet, which brings up that one

Nick And Jess Almost Had A Threesome | New Girl

New Girl Series · 2:33

we're not doing it I get cold feet is

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