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
Tadhg	TIEG	Irish, Scottish
Tecla	TE-klah	Italian, Spanish
Smart	[smɑ:t]
Yevgeniya	yev-GYE-nee-yah, eev-GYE-nee-yah	Russian
Kathie	['kæθi]
Athaliah	-	Biblical