figging

Etymology 1

Generally thought to derive from feaguing.

noun

1. The insertion of ginger root into the anus, vagina or urethra, applied to people as a punishment (typically in BDSM), or to horses to make them deceptively lively (feaguing).

Etymology 2

fig + -ing

noun

1. (soap-making, dated) (Development of) white streaks or granulations in soap, a natural development in some soaps once considered a sign of quality and therefore sometimes artificially imitated.
   Figging is usually considered to indicate a good quality of soft soap, but such is really not the case. A first-class soft soap can be made which will not fig, while, on the other hand, a poor soap can be produced which will fig. 1897, The National Provisioner, page 27
   The figging is probably due to the separation of the potash salts of some of the fatty acids having a high solidifying point, i. e., … 1918, The Journal of the American Leather Chemists Association
   Artificial figging was at one time produced by dispersing insoluble fillers in the base. 1949, Soap, Cosmetics, Chemical Specialties, volume 25, page 42

verb

1. present participle and gerund of fig