Styling; looking chic, possibly gaudy ina positive way.

Literally everyone, ever. Including the writer of this definition.

a wrod to say when something is VERy cool. it fills in the blank;
there are other forms too: spiff, spiffy, spifferific, spiffulous, spiffacious, spifferoo

when my oldest of homies wants to get all victorian on my ass he whips out a bitta spiffin stylEE! like spiffin' and blows all us new skoolaz away!