a seven-day wonder

Fig. a person or a process supposedly perfected in only seven days. (Sarcastic.) Tommy is no seven-day wonder. It took him 6 years to get through high school!

Common Names:

Name	Pronounced	Usage
Tsveta	-	Bulgarian
ÉAmonn	AY-mon	Irish
Nahal	NAH-khahl	Hebrew
Augustina	-	Ancient Roman
Karsten	KAHR-sten (Low German)	Low German, Danish, Norwegian
Usagi	oo-sah-gee (Japanese)	Popular Culture