spiff(redirected from spiffs)
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tr.v. spiffed, spiff·ing, spiffs
To make attractive, stylish, or up-to-date: spiffed up the old storefront.
Attractiveness or charm in appearance, dress, or manners: "He may need more than spiff to get him through the bad patches ahead" (James Wolcott).
[Possibly from dialectal spiff, well-dressed.]
(Commerce) a commission for the selling of dated merchandise
(Commerce) to give a commission on
to make smart or spruce up
to make spiffy (usu. fol. by up): Let's spiff up this office with new furniture.