This is the 5952nd most frequent Japanese word.
よー
A casual or friendly way to say "hey" or "yo" in Japanese.
This usage of 'よー' is as a casual greeting, often extended to catch attention in friendly interactions.
よー、元気？
Yo, how are you?
In this sentence, 'よー' is part of 'よーし,' a phrase used to express determination or agreement before action.
よーし、頑張ろう！
Alright, let's do our best!
Here, 'よー' functions as an informal expression meaning 'often' or 'frequently' in regional vernacular.