What is Running ?
Running is (adj) 1. used for running running shorts running shoes 2. for three days running one day after another for three days The company have made a profit for the sixth year running. (noun) 1. to be in the running for to be a candidate for Three candidates are in the running for the post of chairman. out of the running with no chance of doing something She’s out of the running for the job in the bookshop. 2. the action of managing I now leave the running of the firm to my daughter.
source: Easier English, Student Dictionary Upper Intermediate Level