A hyperbolical and completely unnecessary adverbial phrase in techie or business-speak that simply means "much" or "considerably".
Synonyms for orders of magnitude
On this page, you will find 30 slang terms related to orders of magnitude. Some of the top words include: Ugly, with a fine tooth comb, supercalifragilisticexpealidocious, dagnabbit, Manchies, and 25 more.