lose (one's) bottle

To lose one's nerve, courage, or resolve to undertake something. Primarily heard in UK. I wanted to ask Steve on a date, but I lost my bottle at the last minute.

Common Names:

Name	Pronounced	Usage
Flanagan	-	English (Rare)
Baldrick	['bɔ:ldrik]
Sammy	['sæmi]
Ingvar	-	Swedish, Icelandic, Norwegian, Danish
Cleto	KLE-to (Italian, Spanish)	Italian, Spanish, Portuguese
Lucanus	-	Ancient Roman