Slang spruce, smart, or dapper
Origin of spiffyfrom 19th-c. cant term spiff, well-dressed person from uncertain or unknown; perhaps
Stylish in appearance or dress.
transitive verbspiff·ied, spiff·y·ing, spiff·ies
To make attractive, stylish, or up-to-date: spiffying up my wardrobe.
Origin of spiffyPossibly from dialectal spiff dandified
(comparative spiffier, superlative spiffiest)
- spiff up
- spruce up
spiff +"Ž -y