Definition & Meaning of "yerrr"in English

What does "yerrr" mean in New York slang?

The structure is an elongated, emphasized variation of "yo" or "your," stretched out with multiple "r" sounds for added energy and attitude. It is used in New York, particularly in Bronx and Harlem hip hop culture, as a casual greeting, attention getter, or exclamation, often replacing "hey," "what's up," or "yo." People typically say "YERRR!" when entering a room, greeting friends, or hyping someone up.