Definitions
1.Verbpresent participle and gerund of rev
2.Verbpresent participle and gerund of revv
3.NounThe act by which an engine is revved.
4.NounA technique for reducing web page loading times by assigning far-future expiration dates to the resources on the page (so that the browser caches them indefinitely) and, if changes are needed, using different filenames for those resources.