snap to attention

snap to (attention)

in. to come to attention; to look alert immediately. When they realized what was happening, they began to snap to.

Name	Pronounced	Usage
Miquel	-	Catalan
Fflur	-	Welsh
George	[dʒɔ:dʒ]
Eurig	-	Welsh
Yoshiro	yo-shee-ṙo:	Japanese
Leda	['li:də]