IPA: /ˈkrʌʃər/
KK: /ˈkrʌʃər/
A device or tool that is used to crush something, often reducing it to smaller pieces or powder.
The construction crew used a crusher to break down the large rocks into gravel.
Crusher → It is formed from "crush" (from Old French *crushier*, meaning to press or squeeze) and "-er" (meaning a person or thing that performs an action). The word "crusher" refers to a person or thing that crushes or compresses something.
Think of someone or something that 'presses' or 'squeezes' — that's what a crusher does.