under hat

under (one's) hat

As a secret or in confidence: Keep this information under your hat.

Name	Pronounced	Usage
SÌOltach	-	Scottish
Georgeta	-	Romanian
Leif	LAYF	Swedish, Norwegian, Danish
Nachum	-	Biblical Hebrew, Hebrew
Seneca	SEN-ə-kə (English)	Ancient Roman
Andor (2)	-	Hungarian