dumb-ass
adjective uk/ˈdʌmˌæs/ us/ˈdʌmˌæs/
US informal愚蠢的，笨头笨脑的
stupid
My dumb-ass brother lost my phone. 我那蠢货弟弟把我的手机弄丢了。
It was a dumb-ass mistake to make. 这是一个愚蠢的错误。
dumb-ass
noun [ C ] uk/ˈdʌmˌæs/ us/ˈdʌmˌæs/
US informal傻蛋，蠢人，傻瓜
someone who is stupid
Some dumb-ass left his keys in the front door.
Don't be a dumb-ass.