whistling in the dark

to be confident about something although you have no good reason to be confident He wasn't very sure of his chances at the time - he was really just whistling in the dark, hoping to get some support.

Common Names:

Name	Pronounced	Usage
SÉAmus	SHAY-mus	Irish
Hande	-	Turkish
Yenny	-	Spanish (Latin American)
Miljenko	-	Croatian
Fedor	-	Russian
Killian	-	Irish, French