cyn·i·cal /ˈsinək(ə)l/ adjective 1. believing that people are motivated purely by self-interest; distrustful o😮f human sincerity or integrity. "he was brutally cynical and hardened to every sob story under the sun" 2. concerned only with one's own interests and typically disregarding accepted or appropriate standards in order to achieve them. "a cynical manipulation of public opinion"