From English - German Ding/FreeDict dictionary ver. 1.9-fd1: be a lost cause /biː ɐ lˈɒst kˈɔːz/ eine aussichtslose Sache sein, aussichtslos sein see: case, cases, subsidy case, at all events, in any event, at any rate, by no means, on no account, not on any account, basket case, worst case, in many instances, where there is a valid reason, bring down sb./sth., cause the downfall of sb./sth.
be a lost cause /biː ɐ lˈɒst kˈɔːz/ eine aussichtslose Sache sein, aussichtslos sein see: case, cases, subsidy case, at all events, in any event, at any rate, by no means, on no account, not on any account, basket case, worst case, in many instances, where there is a valid reason, bring down sb./sth., cause the downfall of sb./sth.