dis·a·vow /ˌdɪsəˈvaʊ/ verb [transitiveT] formal NOT KNOWFAULT/BE somebody'S FAULTto say that you are not responsible for something, that you do not know about it, or that you are not involved with it 否认,拒绝对…承担责任 —disavowal noun [countableC, uncountableU]