`Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms
used by Northerners of Confederate soldiers; "the rebel yell"
take part in a rebellion; renounce a former allegiance
having existence or being or actuality; "an attempt to refine the existent machinery to make it more efficient"; "much of the beluga caviar existing in the world is found in the Soviet Union and Iran"
made to feel uncomfortable because of shame or wounded pride; "too embarrassed to say hello to his drunken father on the street"; "humiliated that his wife had to go out to work"; "felt mortified by the comparison with her sister"