[no object]To display an impressive or opulent array of clothing and ornament; to flaunt one's appearance.
Origin
Early 20th century; earliest use found in Rudyard Kipling (1865–1936), writer and poet. Origin uncertain; perhaps an arbitrary alteration of pavisade, perhaps intended also to pun on classical Latin pāvōn-, pāvō peacock in the context of quot. 1910 at main sense.