Definitions for jolliness
Random House Webster's College Dictionary
jol•lyˈdʒɒl i(adj.)-li•er, -li•est
(adj.)being in good spirits; merry.
a jolly party.
(v.t.)to try to keep (a person) in good humor, esp. to gain a desired end (usu. fol. by along).
to tease, esp. good-naturedly.
(n.)Usu., jollies.Informal. pleasurable excitement; kicks; fun.
Category: Common Vocabulary, Informal
Origin of jolly:
1275–1325; ME joli, jolif < OF, =jol- (prob. < ON jōl; see yule ) +-if -ive
Jollity; noisy mirth
jollity; noisy mirth