IPA: /ˈkʌtə/
KK: /ˈkʌtər/
A tool or machine used to cut materials or objects.
The carpenter used a cutter to shape the wood for the furniture.
Cutter → The word originates from the Old English 'cuttan' (meaning to cut) and the agent suffix '-er' (meaning a person who). A cutter is a person or tool that cuts.
Think of someone who 'cuts' ('cuttan') — the '-er' just means a person. A cutter is someone who cuts.