This is the 7732nd most frequent Turkish word.
koü
"Koü" is not a standalone word in Turkish; it is commonly an abbreviation for "Kocaeli Üniversitesi" (Kocaeli University).
In this sentence, 'KOÜ' is an abbreviation for Kocaeli University, used as a proper noun.
KOÜ benim üniversitemdir.
KOÜ is my university.
Here, 'KOÜ' is used as a title or name, specifically referring to a song.
KOÜ isimli şarkıyı dinledin mi?
Did you listen to the song named KOÜ?
In this context, 'KOÜ' refers again to Kocaeli University, but serves as the topic of the discussion.