An evil, harmful, or widely feared person or thing.

(1940s-onwards) The Pacific theatre of WWII / World War 2 / Second World War. / (19th century) Synonym of War of the Pacific (Chile-Peru War)

(intransitive, idiomatic, often with 'with') To continue at a task briskly or promptly. / To continue apace. / (transitive, dated) To put on.

(Chester) The mullein (Verbascum thapsus).