earplugs
ear-plugs · noun
Definitions
noun
- 1.
Small devices inserted into the ear canal to block out noise or water.
- 2.
Protective devices worn to prevent hearing damage from loud sounds.
Related words
Synonyms: ear protectors
Etymology
A compound from ear + plug, emerging in the early 20th century. The concept of blocking the ear canal for protection dates back centuries, though modern foam and silicone earplugs are relatively recent inventions.