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1.
A person, who, in addition to being a dog, performs the routine of sticking his own fingers up his arse prior to masturbating. The person would then bring his fingers up to his face and "sniff"- the fetid stink bringing them to sexual climax.
Sullos you sniffer dog, my hand stunk for a week after that handshake!
by G.A.Scott January 21, 2009