shamerEtymologyFrom shame + -er.nounOne who disgraces someone or makes them feel ashamed, especially by public criticism.“The longer social-media shamers condemn preferences that the overwhelming majority of people share, the more inevitable the pushback.”Something which makes someone feel ashamed.“My means and my conditions are no shamers / Of him that owes 'em, (all the world knows that,) / And my friends no reliers on my fortunes.”