be going great guns

To do something enthusiastically and successfully. He was hesitant at first, but now that he's been on the job for a month, he's going great guns.

to be doing something very successfully and quickly I know he had a little difficulty at the start of the course but he's going great guns now.

Name	Pronounced	Usage
Amos	AY-məs (English)	English, Hebrew, Biblical, Biblical Latin, Biblical Greek, Biblical Hebrew
Kawehi	-	Hawaiian
KrisztiÁN	KREES-tee-ahn	Hungarian
Andreia	-	Portuguese
Rufino	roo-FEE-no (Italian, Spanish)	Italian, Spanish, Portuguese
Tielo	-	Medieval German