n. insulting terms of address for people who are stupid or irritating or ridiculous
n. the illegitimate offspring of unmarried parents
n. derogatory term for a variation that is not genuine; something irregular or inferior or of dubious origin
n. 私生子( bastard的复数形式 ); 坏蛋; 讨厌的事物; 麻烦事 （认为别人走运或不幸时说）家伙