This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Not under the control of a central computer, as in a manufacturing process or experiment.

adj. Not connected to a computer or computer network.

adj. Of a system, currently not connected (generally electrically) to a larger network. For example, a power plant which is not connected to the grid, or a computer which is not connected to the Internet or to any other communications service.

adj. Happening in the physical world (the real world) as opposed to on the internet.

ad. While offline; with an offline system.

ad. Outside the current meeting, in a more private setting.

"The term "offline" denotes being behind the times, even backwards."

online    interactive    real-world    multimedia    web-based