To sniff a males genitalia. Starting at the pubes(body of rat, as in the fur) then sniff the penis(this being the tail of the rat).
by LMFMC FUCKER June 8, 2009
Get the Rat Sniffmug. by mitchb611 September 24, 2006
Get the sniff ratmug. an under-priviledged pathetic human being who worships those above them in a manner that is degrading to them and will stop at nothing to please.
by chris maginnis December 23, 2005
Get the anal sniff ratmug.