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1.
The act of wafting the smell of one's own fart to one's own nose (usually with a cupped hand) in order to savor the aroma.
Ahhh, I just did a smelfie... nothing like the smell of digested hotdogs in the morning... it smells like victory.
by seelingfan March 08, 2014
 
2.
A selfie of ones self on the toilet used to show disgust in something.
David: she's hot!
Taylor: nah man it looks like she took a smelfie
by Stevenisabanana October 17, 2013