refuse to acknowledge; disclaim knowledge of; responsibility for, or association with; "Her husband disavowed her after 30 years of marriage and six children"
To refuse strongly and solemnly to own or acknowledge; to deny responsibility for, approbation of, and the like; to disclaim; to disown; as, he was charged with embezzlement, but he disavows the crime
If you disavow something, you say that you are not connected with it or responsible for it. Dr. Samuels immediately disavowed the newspaper story. = disown, repudiate. to say that you are not responsible for something, that you do not know about it, or that you are not involved with it