risk your neck

risk (one's) neck

To do something that might cause severe injury or death. Today we pay our respects to the brave men and women who risk their necks every day to keep our country safe. I'm sure it's thrilling, but I'd rather not risk my neck just for a bit of an adrenaline rush.
See also: neck, risk
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

risk your neck

If you risk your neck, you do something dangerous which could cause you to die or be injured. I wasn't going to risk my neck in fast-flowing water to rescue a stupid cat. I won't have him risking his neck on that motorcycle.
See also: neck, risk
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

risk your ˈneck

(informal) take a big risk by doing something dangerous, stupid, etc: I’m not going to risk my neck complaining about the boss. OPPOSITE: save somebody’s/your (own) neck/skin/hide
See also: neck, risk
Farlex Partner Idioms Dictionary © Farlex 2017
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References in classic literature ?
So they do--so they do, if you don't risk your neck every spring climbing up a light ladder to trim them out.
risk your neck climbing a skyscraper then take a selfie at the top.
And if you want to drink deeply of the cup of life, where spillover runs down your chin, you'll risk your neck even more.
And, yes, note to self, get there earlier and you won't risk your neck in the dark.
If, however, you risk your neck on the intensive Marine training schedule, expect to spend your nights navigating large expanses of soggy moorland.
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