work against the clock

to work very fast because you know you only have a limited period of time to do something Scientists were working against the clock to collect specimens before the volcano erupted again.

Common Names:

Name	Pronounced	Usage
Christophe	krees-TOF	French
Dragoslav	-	Serbian, Croatian, Slovene, Medieval Slavic
Alty	['ɔ:lti]
Ezras	-	Biblical Latin
Gertrud	GER-troot (German)	German, Ancient Germanic
Wendi	WEN-dee	English