\Tail"ing\, n. (Elec.)
A prolongation of current in a telegraph line, due to
capacity in the line and causing signals to run together.

\Tail"ing\, n.
1. (Arch.) The part of a projecting stone or brick inserted
   in a wall. --Gwilt.
2. (Surg.) Same as {Tail}, n., 8
   (a) .
3. Sexual intercourse. [Obs.] --Chaucer.
4. pl. The lighter parts of grain separated from the seed
   threshing and winnowing; chaff.
5. pl. (Mining) The refuse part of stamped ore, thrown behind
   the tail of the buddle or washing apparatus. It is dressed
   over again to secure whatever metal may exist in it.
   Called also {tails}. --Pryce.