Hugh thought Mr. Alling was rather flippant and lacking in dignity.

At first Morris was angry with this rather flippant message; then he laughed.

That's a rather flippant introduction to a weighty subject.

It was a rather flippant way to talk, but it was the best I could do under the circumstances.

If my style seems rather flippant, it is because I have been trained as an extemporaneous speaker and not as a writer.

'I was rather flippant about a visit from an oriental minister, but it turns out that he's a bigger fish than I thought.