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
Valeri	vah-LYE-ree (Russian)	Bulgarian, Georgian, Russian
Mahmoud	-	Arabic, Persian
Marin	-	French, Romanian, Croatian, Serbian, Bulgarian, Macedonian
Odile	-	French
Nethaneel	-	Biblical
Benedito	-	Portuguese