Sunbae and hoobae meaning in K-pop
선배 · 후배 · say “SUN-bay, HOO-bay”
Sunbae is a senior who started earlier, and hoobae is a junior who started later.
What does Sunbae and hoobae mean?
In K-pop, the words show who debuted first. An idol might call a group that debuted years earlier "sunbaenim", a polite form of sunbae.
Label mates often have sunbae–hoobae ties, for example BTS and TOMORROW X TOGETHER at BIGHIT MUSIC.
Example
"I learned so much from my sunbaenim."