"Single player" refers to a video game or activity that is meant to be played by only one person, without the need for other players or teammates. Full definition
You can discover a world at war in single player campaign mode or play epic team - based multiplayer battles. (jelly.deals)
A substantial change to the first games Single player mode is that here you're able to try and change your weapons, so you're not just stuck with the same weapon. (dailyjoystickpodcast.com)
Time to go back to the wonderful world of single player games. (dulfy.net)