Long, adv. [AS. lance.] 1. To a great extent in space; as, a long drawn out line.
2. To a great extent in time; during a long time.
They that tarry long at the wine. Prov. xxiii. 30.
When the trumpet soundeth long. Ex. xix. 13.
3. At a point of duration far distant, either prior or posterior; as, not long before; not long after; long before the foundation of Rome; long after the Conquest.
4. Through the whole extent or duration.
The bird of dawning singeth all night long. Shak.
5. Through an extent of time, more or less; — only in question; as, how long will you be gone?