Online Dictionary

at long running Explained

At long running at English => English (Websters 1913) Of Explained:

Running \Run"ning\, n.
The act of one who, or of that which runs; as, the running
was slow.

2. That which runs or flows; the quantity of a liquid which
flows in a certain time or during a certain operation; as,
the first running of a still.

3. The discharge from an ulcer or other sore.

{At long running}, in the long run. [Obs.] --Jer. Taylor.