Meaning of the word "wimp out" in English

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

wimp out

US /wɪmp/
UK /wɪmp/

Phrasal Verb

to decide not to do something because you are afraid or lack confidence

Example:
He was going to ask her out, but he wimped out at the last minute.
Don't wimp out now, we're almost at the top!