Noun
1. (American football) a play in which a player runs with the ball;
"the defensive line braced to stop the run""the coach put great emphasis on running"2. the act of running; traveling on foot at a fast pace;
"he broke into a run""his daily run keeps him fit"3. the state of being in operation;
"the engine is running smoothly"4. the act of administering or being in charge of something;
"he has responsibility for the running of two companies at the same time"5. the act of participating in an athletic competition involving running on a track
Adjective
1. moving quickly on foot;
"heard running footsteps behind him"2. (of fluids) moving or issuing in a stream;
"a mountain stream with freely running water""hovels without running water"3. continually repeated over a period of time;
"a running joke among us"4. of advancing the ball by running;
"the team's running plays worked better than its pass plays"5. executed or initiated by running;
"running plays worked better than pass plays""took a running jump""a running start"6. measured lengthwise;
"cost of lumber per running foot"7. (of e.g. a machine) performing or capable of performing;
"in running (or working) order""a functional set of brakes"