`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
a person who takes part in an armed rebellion against the constituted authority (especially in the hope of improving conditions)
someone who exhibits great independence in thought and action
动词 rebel:
take part in a rebellion; renounce a former allegiance
break with established customs
例句
用作名词 (n.)
The rebels went on the offence against the ruling military party. 叛民们继续攻击官方军党。
Ethnic-Somali rebels in the south-east of Ethiopia say they have launched an offensive against government forces and captured several towns. 埃塞俄比亚东南部索马里种族叛民称,他们已针对政府发动了几次行动并占领了几座城镇。