to deny without a hearing
... to believe what one hears 听信; 听信 to deny without a hearing 一笔抹杀; 一笔抹杀 to hear (a case) 审理; 审理 ...
to reject out of hand
掩杀 to pounce on (an enemy); to make a surprise attack 一笔抹杀 to deny without a hearing; to reject out of hand; to blot out at one stroke 以眦睚杀人 to kill sb for a trifle ..
一笔抹杀,汉语成语,拼音是yī bǐ mǒ shā,意思是比喻轻率地把成绩、优点全部否定。出自《野获编》。