Abstrak
This study aims to analyze the Meaning and Symbolism of the Ulung Buaye Ritual in the traditional ceremony of the Dayak Lundayeh tribe in Pulau Sapi Village, Mentarang District, Malinau Regency, North Kalimantan, using Charles Sanders Peirce's semiotic study, specifically the theory of the triangle of meaning, which includes the sign, object, and interpretant. The data for this study consist of the Meaning and Symbolism of the Ulung Buaye Ritual in the Traditional Ceremony of the Dayak Lundayeh Tribe in Pulau Sapi Village, Mentarang District, Malinau Regency, North Kalimantan. The data sources for this study are the Ulung Buaye ritual ceremony of the Dayak Lundayeh tribe and the traditional elders of the Dayak Lundayeh tribe. Data collection techniques in this study include observation, documentation, interviews, and note-taking. The researcher's data analysis involves collecting, identifying, and analyzing or interpreting the data in Indonesian. The results of this study reveal twenty-four symbols used in the Ulung Buaye ritual ceremony of the Dayak Lundayeh tribe, which are believed to bring good fortune to the leaders and community in Malinau Regency and ward off bad things that could cause disunity among tribes and religions. Thus, each symbol has meaning and shares the same purpose, representing the hopes of the Dayak Lundayeh community for harmony and prosperity.