[rey-der] /ˈreɪ dər/
a person or thing that .
a commando, ranger, or the like, specially trained to participate in military .
a light, fast warship, aircraft, etc., used in such a .
a person who seizes control of a company, as by secretly buying stock and gathering proxies.
Informal. a person who works within an organization for the purpose of gathering evidence of wrongdoing.
1863, agent noun from raid (v.). A word from the American Civil War.
[raf] /ræf/ noun 1. riffraff; rabble. [rahf] /rɑf/ noun 1. Joseph Joachim, 1822–82, Swiss composer. /ræf/ noun (archaic or dialect) 1. rubbish; refuse 2. rabble or riffraff
1. Royal Air Force. /Not standard ræf/ abbreviation 1. Royal Air Force also RAF, initialism for Royal Air Force, founded 1918 by consolidation of Royal Flying Corps and Royal Naval Air Service. Abbreviation for the British Royal Air Force. Royal Air Force
noun 1. a fastening device for attaching the base of a rail to a crosstie.
noun 1. a long, straight, cock bead.