barefaced lie -------- 睁眼说瞎话（非正式）

英文释义
(INFORMAL) A lie told without any shame or hesitation by someone who knows it is not true.

例句
The statement by the corrupt official was a barefaced lie, and he went to jail when the truth was discovered.
这位腐败官员的声明纯属睁眼说瞎话，所以当真相大白后，他就进了监狱。