at a (single) blow

All at once, with a single decisive or powerful action. When the economy crashed, thousands of people lost their jobs, their homes, and their pensions at a single blow. As the two leaders ratified the treaty, 10 years of civil war ended at a blow.

Common Names:

Name	Pronounced	Usage
VirÁG	-	Hungarian
Lilli	LI-lee (German), LEEL-lee (Finnish)	German, Finnish
Nick	[nik]
Albert	AL-bərt (English), al-BER (French), AHL-bert (German, Polish), AHL-bərt (Dutch)	English, French, Catalan, German, Polish, Russian, Dutch, Swedish, Norwegian, Danish, Icelandic, Rom
Rais	-	Arabic
Andries	AHN-drees	Dutch