break neck

break one's neck (to do something)

and break one's back (to do something)

Fig. to work very hard to accomplish something. I broke my neck to get here on time. There is no point in breaking your back. Take your time.

To make the utmost possible effort.

Name	Pronounced	Usage
Arne (1)	AHR-ne (Swedish)	Swedish, Norwegian, Danish
Hylda	HIL-də	English (Rare)
Mike	[maik]
Sushila	-	Hinduism, Indian, Hindi, Marathi, Nepali
Vassilis	-	Greek
Sopio	-	Georgian