0 something that you say when you are very pleased about something:
1 a cooked sausage eaten in a long soft piece of bread, often with ketchup (= tomato sauce) or mustard:
2 a person who makes fast, skilful movements in skiing, snowboarding, or surfing in order to make people notice them
3 a long, tube-shaped, cooked sausage (= meat), usually eaten in a long roll (= loaf of bread):
a hot dog with mustard
Poorer shoppers are more likely to end up with unhealthy hot dogs than lean beef, as the sausages are much less pricey.
Then there is the well-known problem of hot dog or take off, where two words have to be taken together to get at the intended meaning.
He is planning to attach the wires to two nails, which are protruding through a small board, and then cook a hot dog on the nails.
They can watch the hot dog stall arrive outside to set up business.
Suppose that he goes to a coffee stall and asks for a "hot dog," and it is cold.