Search billions of records on Ancestry.com. Native Polish surnames, just as surnames of other Slavonic nations, can be roughly divided into three main groups: those derived from original nicknames, as names of animals, trees, things, professions,
Freebase(5.00 / 1 vote)Rate this definition: Betrayal. Betrayal is the breaking or violation of a presumptive contract, trust, or confidence that produces moral and psychological conflict within a relationship amongst individuals, between organizations or between individuals and organizations.
treachÂ·erÂ·ous. adj. 1. Guilty of or characterized by betrayal of confidence or trust; perfidious. 2. Characterized by unforeseen or hidden hazards; dangerous or deceptive: treacherous waters; treacherous footing.