IPA: /ˈboʊltər/
KK: /ˈboʊltər/
A person or machine that separates or withdraws from a group, often used in contexts like politics or machinery.
The bolter left the party after the controversial decision was made.
The word 'bolter' originates from Middle English 'bolter', which comes from the verb 'bolten', meaning to sift or to separate. The term refers to a person or device that sifts flour or other materials, separating the finer particles from the coarser ones.
Think of someone who 'sifts' or 'separates' materials — that's what a bolter does.