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3.
A combination of the words "smell" & "sniff" forming the neologism: "smeff".
"OMG, what smeffs?"

"Do you smeff that?"
by Nat1138 September 09, 2008
 
1.
Alternative musician, based in Phoenix, Arizona, but successful in the U.K. and throughout Europe. Known for elaborate stage productions, bizarre musical compositions, and his distinctive physical features; bald head, aviator sunglasses, and ever present cigar. Top European singles include "If Everyone Was Nice" and "Letters From Oblivion".
"I like that song that Smeff played at Glastonbury."
by 73737 February 01, 2008
 
2.
someone who is smell deaf.
Kristen was born a smeff.
by thefirstsmeffever October 02, 2004