A deep red variety of wallflower (Erysimum).

plural of warrant officer

An underground system of interconnected tunnels occupied by rabbits. / A confusingly labyrinthine environment.

An official warrant that authorizes capital punishment. / (figuratively) That which definitively spells the end of something.

(stock market) An announcement by a company to its shareholders and other investors that its profits are likely to be less than expected.

(idiomatic) One who worries excessively or unnecessarily.

A small passerine bird, Acrocephalus palustris.

simple past tense and past participle of warm up

The waging of war in a manner which does not use nuclear, biological, or chemical weapons. / The waging of war in set military battles, as opposed to waging guerrilla warfare or fighting insurgencies.

(science fiction) A hypothetical, extremely rapid, speed, resulting from entering a separate dimension, termed hyperspace; much faster than the speed of light.