spiff up

verb

spiff up

verb

1

Idiomatic, Slang To decorate or otherwise make more attractive.

He was all spiffed up, this chap, decked out in a spotless white shirt and a bow tie.2008, Preeta Samarasan, Evening is the Whole Day, Fourth Estate, page 22:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.