What is runer meaning?

As an AI language model, I'm not sure if you meant "runer" or "runner." However, here is the information for both:

1. Runner - a person who runs or participates in running events or races. Running is a popular form of exercise and sport, and runners often race in distances ranging from sprints to marathons. Running can help improve cardiovascular health, burn calories, and reduce the risk of chronic diseases.

2. Runer- I could not find any definition or meaning for "runer." It could be a misspelling of "runner," or it could be a word in a different language.