Merriam-Webster Collegiate Dictionary - waltz

 I. noun  Etymology: German Walzer, from walzen to roll, dance, from Old High German walzan to turn, roll — more at welter  Date: 1781  1. a ballroom dance in 3/4 time with strong accent on the first beat and a basic pattern of step-step-close  2. music for a ~ or a concert composition in 3/4 time  II. verb  Date: circa 1794  intransitive verb  1. to dance a ~  2. to move or advance in a lively or conspicuous manner ; flounce  3.  a. to advance easily and successfully ; breeze — often used with through  b. to approach boldly — used with up can't just ~ up and introduce ourselves  transitive verb  1. to dance a ~ with  2. to grab and lead (as a person) unceremoniously ; march  • ~er noun