noun

• (uncountable) The state of being jolly; jolliness, cheerfulness.
  "But I pitty the flatteries, and ſelfe-applauſes of a careleſſe and impenitent heart: This jollity hath in it much danger, and vvithout ſome change, death."
• (countable) Revelry or festivity; a merry or festive gathering.
  "Across the US, candidates traditionally attend rallies, barbecues and similar jollities in their states and districts."
• (countable) Things, remarks, or characteristics which are enjoyable.
  "Add to this picture a jolly, crackling, rollicking fire, going rejoicingly up a great wide chimney,—the outer door and every window being set wide open, and the calico window-curtain flopping and snapping in a good stiff breeze of damp raw air,—and you have an idea of the jollities of a Kentucky tavern."