I. ˈhot dog 1 / $ ˈ../ BrE AmE noun [countable]
a cooked ↑ sausage in a long piece of bread
II. ˈhot dog 2 BrE AmE verb ( past tense and past participle hot dogged , present participle hot dogging ) [intransitive]
American English informal to do dangerous and exciting tricks or movements in sports such as ↑ skiing or ↑ surfing