A country's most important city, usually the capital.

(idiomatic) second place.

(law, informal) the concept that a dog is not considered dangerous until it has bitten someone.

(historical) A highly flammable substance of unknown composition first used by the Greeks of Constantinople in the 7th century C.E. to set fire to enemy ships, buildings etc.

(mathematics, logic) Of one of a series of models, languages, relationship, forms of logical discourse, etc., being the simplest one or the first in a sequence. / Of fundamental importance.

The leading woman in a specified field of endeavor. / Alternative spelling of First Lady

The wife of the chief executive of a nation; especially the wife of the President of a country; or a woman (e.g. a relative) who takes on similar public duties, as when the chief executive is unmarried.

Solenopsis spp. (tropical fire ants) / Oecophylla spp. (weaver ants), of Southeast Asia / Solenopsis invicta (red imported fire ant) / Wasmannia auropunctata (electric ant, little fire ant).

small block of flammable substance, typically sawdust and wax combined, used to light fires.

Alternative form of fire-eater