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3.
A differing selection of nibbles
"I don't what I want, so lets order a niffle"
by mediapig April 10, 2005
 
1.
A nondescript and variable act of physical affection. Typically mild and/or gentle, but potentially quite intimate.
She niffles my nose every time I sniffle - and then gives me a tissue.
by weep0r January 15, 2010
 
2.
An extremely aggressive creature known mainly to live in outback Australia, commonly mistaken for the fabled creature the "Drop Bear", with it's fuzzy ears which aren't covered in sharp spikes like the rest of the body.
"Ay brah, c dat drop beer der?" "NUH CUZ, DAS A NIFFLE!
by NarwhalBaconsWhen? July 15, 2011