만세 (manse) means “hooray” | MotiTan Korean Dictionary

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졸업식에서 학생들이 졸업을 축하하며 만세를 불렀다.cho reop ssi ge seo hak ssaeng deu ri cho reo beul chu ka ha myeo man se reul pul leot tta

At the graduation ceremony, the students shouted hooray to celebrate their graduation.

A burst of shared happiness expressed in one loud shout.

야호yaho: A short, lively cheer bursts out after good news or a success.
우와uwa: A brief exclamation shows surprise or strong admiration.

기쁜 일이 있을 때 짧게 크게 외쳐서 환희를 나타내는 감탄사.ki ppeun i ri i sseul ttae jjal kke keu ge oe cheo seo hwan hi reul na ta nae neun kam tan sa

Its older meaning was a wish for a very long life, but the word later developed into a general cry of celebration.

Unlike a quiet statement of congratulations, this word makes the speaker's excitement public and energetic.