adj., -i·er, -i·est.
Smart in appearance or dress; stylish.
tr.v., -ied, -y·ing, -ies.
To make attractive, stylish, or up-to-date: spiffying up my wardrobe.
[Possibly from dialectal spiff, dandified.]
spiffily spiff'i·ly adv.spiffiness spiff'i·ness n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.