The phrase refers to the process of acquiring and installing a specific iteration of the Call of Duty Zombies game onto Apple mobile devices, such as iPhones and iPads. This usually entails accessing the Apple App Store and initiating the download of the compatible application file. A user, for example, might search for “Call of Duty: Black Ops Zombies” within the App Store to begin this process.
The ability to access and play this particular game mode on iOS platforms provided significant advantages. It allowed for portable, on-the-go entertainment, offering a streamlined experience compared to console or PC versions. The historical context is rooted in the broader trend of adapting popular gaming franchises for mobile platforms, catering to a growing mobile gaming market and offering accessibility to a wider audience.