1.轻率的;不计后果的;鲁莽的;无所顾忌的 If you say that someone is reckless, you mean that they act in a way which shows that they do not care about danger or the effect their behaviour will have on other people.
recklessly He was leaning recklessly out of the unshuttered window... 他冒冒失失地从没有遮拦的窗户探出身去。 A congressional report charges that federal safety laws were recklessly violated. 一份国会报告指责联邦安全法被公然违反。