Triangular sail set in front of the mast.
Sometimes jib top. Large headsail used with the boat not sailing close hauled, but is not sailing far enough downwind to set a spinnaker. Usually cut with a high clew and the foot angled upwards so as not to catch the bow wave of the boat at speed.
Jockey PoleA small carbon pole about 1.5 m long used to keep the guy away from the boat