singletail

Etymology

From single + tail.

noun

  1. A variety of goldfish with an undivided tail.
  2. A whip with a single lash.“Velvet also whips him, beats him and torments his cock and balls (by kicking, squeezing or the judicious use of a singletail whip) on a regular basis — as often as he needs and wants, but at least several times a week.”