definite proof;ir refutable(/valid)evidence;the proof is heavy against sb;verified ❍ 批的是：“尸场检验，～。……”(《红楼梦》1127)The magistrate's rescript read:Inves tigation at the scene of the crime uncovered definite proof；…/证据确实者，准许就地逮捕。(《毛泽东选集》371) Upon valid evidence.persons so charged may be arrested on the spot.