collarzone
nounUK /ˈkɒləzəʊn/
US /ˈkɑːlərzoʊn/
The collarzone is the part around the neck of a shirt or jacket.
She spilled juice on the collarzone of her new shirt.
OTHER MEANINGS
2. A marked area around an animal's neck, often where a collar sits.
The vet checked the dog's collarzone for irritation.
3. A zone or band around the top edge of a container or opening.
Wipe the collarzone of the jar before closing the lid.
4. A region near the neck of a musical instrument where it narrows.
The violin's collarzone felt smooth under his hand.