If you describe someone as uncompromising, you mean that they are determined not to change their opinions or aims in any way. Mrs Thatcher was a tough and uncompromising politician. + uncompromisingly un·com·pro·mis·ing·ly The company had once been uncompromisingly socialist He states uncompromisingly that he is opposed to any practices which oppress animals
If you describe something as uncompromising, you mean that it does not attempt to make something that is shocking or unpleasant any more acceptable to people. a film of uncompromising brutality. + uncompromisingly un·com·pro·mis·ing·ly the uncompromisingly modern decor. unwilling to change your opinions or intentions