- fancy [think] oneself clever [smart]; act on the strength of one's own imagined cleverness; be wise in one's own conceit; consider oneself clever and act accordingly; fancy one has a monopoly of wisdom; presumptuous
自作聪明的用法和样例:
例句
你以为我会付款未免太自作聪明了吧?
Aren't you rather previous in assuming I am going to pay?