In traffic terminology, what does NB stand for?

In traffic terminology, NB stands for "Northbound." This abbreviation is commonly used in traffic signs, navigation systems, and roadway descriptions to indicate the direction of travel toward the north. Understanding directional terms like northbound is essential for effective communication among law enforcement, drivers, and traffic management systems. Using standard abbreviations helps ensure clarity and uniformity in conveying important information about roadways and routes, which is crucial for safety and navigation. Other options, while they may appear plausible at first glance, do not fit the recognized terminology used in traffic contexts.