continued existence or serious injury.

These skiers risk life and limb every day for the thrill of a super-fast downhill run.

The storms across the west are posing a threat to life and limb.

Usage notes: used when talking about situations in which someone could die or be injured, as in the examples

• on the spur of the moment
• on the starting blocks
• on the strength of
• on the strength of something
• on the stump
• on the table
• on the threshold of
• on the threshold of something
• on the tip of tongue
• on the tip of your tongue
• on the town
• on the trot
• on the verge of
• on the verge of doing something
• on the wagon
• on the warpath
• on the way
• on the whole
• on the wing
• on the wrong side of the law
• on the wrong track
• on thin ice
• on time
• on tod
• on toes