jusqu'auboutiste
/ˌʒuːskəʊbuːˈtiːst/(also jusquaboutist, jusqu'auboutist, jusquauboutiste)
noun
A person who advocates carrying on a conflict until the bitter end, or until a conclusive victory has been gained or all of one's aims achieved.
- Originally with reference to the First World War (1914–18)..
adjective
Characterized by the intent to carry on a conflict to the bitter end.
Origin
Early 20th century; earliest use found in The New Statesman. From French jusqu'auboutiste, jusquauboutiste, noun and adjective from jusqu'au bout + -iste.