keep (one's) head below the parapet

To hide or remain inconspicuous in an attempt to avoid trouble or danger. I wouldn't say anything right now—just keep your head below the parapet for the time being.

Common Names:

Name	Pronounced	Usage
Mahatma	mə-HAHT-mə (English)	History
Muhsin	-	Arabic
Puck	PUK (English)	Anglo-Saxon Mythology, Dutch
RuaidrÍ	-	Irish
Nevra	-	Turkish
Frosina	-	Macedonian