He is facetiously understood to entertain a passion for a lady at a cigar-shop in the neighbourhood of Chancery Lane and for her sake to have broken off a contract with another lady, to whom he had been engaged some years.
There are no more uses of "facetious" in the book.
Show samples from other sources
I trust you didn’t take her facetious remarks seriously.
You must not think me necessarily foolish because I am facetious, nor will I consider you necessarily wise because you are grave.