What's the meaning of "kicking" in this context? The context as below. "A job? For a girl? In town?" Ma said. "Why, what kind of a job-----" Then quickly she said, "No, Charles, I won't have Laura working out in a hotel among all kinds of strangers." "Who said such a thing?" Pa demanded. "No girl of ours'll do that, not while I''m alive and kicking." What does "kicking" mean here?