a greeting, like “Hey!”
■ For example:
- “Yo, Jerome! What’s up bro?”
- I was walking along the street when I heard this kid yell “Yo, Mikey! What’s happenin’ man?”
Note: “Yo!” is used mostly by African-Americans, or by people who are influenced by African-American culture and style.
Variety: This slang term is typically used in American English but may be used in other varieties of English too.