chinstrap
/ˈtʃɪnˌstræp/
noun
- A strap that goes under the chin to keep a hat or helmet in place.
- He fastened the chinstrap of his hard hat before entering the construction site.
- Make sure your bike helmet's chinstrap is snug but not too tight.
- The soldier adjusted his chinstrap as he put on his combat helmet.
- A type of penguin with a narrow black band under its head, native to Antarctica.
- We spotted a group of chinstraps sliding on their bellies across the ice.
- The chinstrap's distinctive black line makes it easy to identify.
- Chinstrap penguins are known for their loud calls and large colonies.