Top Definition
Craftily inserting a finger into a lady's vagina and sniffing it to see if the odour is acceptable for further exploration
I did the Serge's Finger Sniff Test (SFST) on her and it was ok so I went for it
by passedthesnifftest October 19, 2007
5 Words related to Serge's Finger Sniff Test (SFST)

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