A poor person, used as a term of offence for people who look scruffy, dirty or are just generally poverty stricken. Use in Bromsgrove, Worcestershire has been recorded for the best part of the last 15 years.
"What a bunch of fuckin' riffs"
"Get lost you riff"
"I'm not goin down the Duke, it's well riffy"
by Captain Robot March 14, 2006
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A non-rural redneck, likely from the Oregon Hill, lakeside, Grace Street or Jeff Davis corridor neighborhoods in Richmond Virginia.

Also:
An acronym for the 'Reading is Fundamental' program started by Eastern US. libraries in the 1970's. The 'R.I.F. Mobile' was a mobile library inside of a bus or van that carried books to kids in underprivileged neighborhoods.
"You wont frigging believe what Mickey the Riff did this time"
"Hey man, those Riff Kids have been scoping out your bike"
by paintwagon July 24, 2009
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To riffle through life being generally confused and stressed over the harshness of life.
Tom is always such a Riffe.
by ManDoc October 28, 2011
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A term used to make fun of someones clothing or the way they look
"Its time to riff on those jeans"

"Im going to riff on you now"
by Nick614 May 21, 2005
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In Comedy: To involve the audience and to play off of them for humor in a stand-up routine.
Rich Vos is excellent at riffing and working a room.
by Nick Beasley June 23, 2004
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improvised part of a jazz tune
(check out your favorite jazz song)
by Anonymous November 27, 2002
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1) A piece of music that sticks out when listening, e.g)Opening intro of back in black by ac/dc or slithers main verse by velvet revolver

2) Someone of something of disgust
1)Wow, back in black's got an amzing riff in it

2)Ugh look at that riff over there
by the riffmyster June 9, 2009
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