N a person who thinks he or she is being witty or clever 自以为聪明的人
N (as modifier) 自以为聪明的
some wiseass kid at the back of the class
Like all of his friends, he considered it a compliment when somebody called him a wiseass.
也和他所有的朋友一样，要是有人说他自作聪明，从来都是当做恭维话来听的。
youdao
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