declasse
1. My husband, he of the declasse jokes and Bud Light, looks as if he’s to the manor born.
我丈夫,制造了一系列烂笑话,佯装得好像天生就继承了一大片农庄似的。
2. to declass one's social class,position or rank
降低某人的社会阶级、社会地位或身份