An area of stagnant water and hot temperatures that acts as a breeding ground for disease vectors such as mosquitos. / (derogatory) A group of political extremists or an area that is dominated by them.

(informal) Enthusiasm for the Canadian singer Justin Bieber.

(of a place or community) Experiencing an epidemic of one of the diseases known as fever (such as yellow fever). / (of a place) Harbouring the virus that causes one of the diseases known as fever.

An acute febrile respiratory infection common to textile workers, believed to be a result of gram-negative bacteria in mill dust.

plural of fever tree

An acacia tree, Vachellia xanthophloea, native to eastern and southern Africa, with fragrant yellow flowers.

Asthma exacerbated by a high pollen count and thunderstorms.

brucellosis

(colloquial) A desire to perform on the stage.

Alternative form of jail fever