From Longman Dictionary of Contemporary Englishspiffyspif‧fy /ˈspɪfi/ adjective especially American English old-fashioned informal FASHIONABLEvery neat, attractive, and fashionable a spiffy blue suit
Examples from the Corpus
spiffy• a spiffy blue pinstripe suit• He was dressed in spiffy blue pinstripes and expensive black shoes and sported a peach-colored hanky in his front pocket.Origin spiffy (1800-1900) spiff “smart, well dressed” ((1800-1900)) 