Sniff is defined as to draw in air through the nose, or to detect or figure something out.(verb)
The definition of a sniff is an act of drawing in through the nose, or something smelled.(noun)
An example of a sniff is the act of inhaling the smell of barbecue.
See sniff in Webster's New World College Dictionary
Origin: ME sniffen, akin to Dan snive, of echoic orig.
See sniff in American Heritage Dictionary 4
verb sniffed, sniff·ing, sniffs verb, intransitive
Origin: Middle English sniffen
Origin: , probably of Scandinavian origin.
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