lose one's nerve

lose one's nerve

Become frightened or timid, lose courage. For example, I wanted to ski down the expert slope but then I lost my nerve. This expression employs nerve in the sense of "courage or boldness." [Early 1900s]
See also: lose, nerve
References in periodicals archive ?
Governing does cause stress and is a challenge but that does not mean that one should lose one's nerve and start looking for scapegoats to cover one's failures.