Then papa began to get very tired of Jones, and fidgeted and finally said, with jocular irony, that Jones had better stay all night, they could give him a shake-down.
If you say that someone has a jocular manner, you mean that they are cheerful and often make jokes or try to make people laugh. He was in a less jocular mood than usual = jovial. joking or humorous (jocularis, from jocus; JOKE)