Intended to excite laughter or amusement
Sorry if that sounds facetious, but it is a valid point.
She was a facetious person, intending to be amusing.
There is no single quick answer, apart from the slightly facetious "in the ground."
Tom thinks he's being funny, but he's only being facetious and rude.
Trying to talk to Jim about serious financial issues is difficult because of his facetious personality.