from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Alternative spelling of uncustomized.
Sorry, no etymologies found.
Google branded phones are uncustomised by the manufacturers and run the stock Android build.
Looking at the Apple Store Australia web page, the new 15 "and 17" models seem to be available immediately, but the 13 "ones are listed as" 4 business days "(for straight, uncustomised, orders), so it may depend on which one you were after.