Lonto Léok, a tradition from Manggarai, Indonesia, reflects transformationMeaning in the context of community unity and decisions. This tradition that comes from timeInter-tribal conflict has now become a symbol of family unity. In Lonto Léok, MechanismFormal interactions are led by a leader called “Tu'a Golo.”acts as a moderator and leads the consultation process. There are three main phasesin Lonto Léok: “caca” (disassemble), “cica” (discuss) and “congko” (complete), whatreflects an intensive consultation process to reach a collective agreement. This researchThe aim is to explain the history, meaning and mechanisms of Lonto Leok in cultureManggarai also highlighted the issues that still need to be addressed. The author adopts the methodqualitatively based on literature study, interviews and direct experienceAuthor as data source. The result of the research is a shift in the meaning of Lonto Léok. The struggle for family unity shows the cultural adaptability withinfacing social changes. Lonto Léok is the way the Manggarai people do it. Conflict and reaching agreement through consultation and consensus.

Keywords: Lonto Leok, tradition from Manggarai, unity, decisions.