(adj) quick and energetic, Syn. merry, rattling, zippy, spanking, brisk, snappy, lively, Example:a brisk walk in the park; a lively gait; a merry chase; traveling at a rattling rate; a snappy pace; a spanking breeze
(adj) pleasantly cold and invigorating, Syn. frosty, nipping, nippy, snappy, Example:crisp clear nights and frosty mornings; a nipping wind; a nippy fall day; snappy weather