A dachshund, either standard or minature. Called weinerdog because of its resemblance to a hotdog or "weiner". This dog was originally bred in Germany to find moles or badgers.
When a fat man's stomach sticks out further than his genitals. Sometimes to the point where the stomach must be displaced to find said genitals to confirm their existence.
A mobile device resembling the shape of a 'Weiner' also known as the male genitalia, 'Penis'. Hence making the 'Weinermobile' a 'Moving Penis.'
Today this word refers to the Oscar Meyer 'Weinermobile' which commonly patrols the United States spreading the parent companies illustrious name.
Hey Pat, look at that fine looking weinermobile coming down the road.