brutish /ˈbɹuːt.ɪʃ/adjective 2forms 2phrases 1 adjective2 •Of, or in the manner of a brute. •Bestial; lacking human sensibility. formsmore brutish · most brutish Phrases with brutish nasty, brutish, and shortOf a hypothetical state of human life, without a government or society, and marked by constant fear, violence, and insecurity.