reckless
/ˈreklɪs/adjective
- (of a person or their actions) without thinking or caring about the consequences of an action（人或其行动）不顾后果的, 鲁莽的; 胡乱的; 草率的, 马马虎虎的：
reckless driving.
鲁莽的驾驶。
派生词
recklessly
adverbrecklessness
noun词源
Old English reccelēas, from the Germanic base （meaning 'care'） of RECK.