Cliques who form solely around the ownership of iPhones. Race, sex, or religion play no part in the formation of iPosses and the main topic of discussion in said posse will primarily focus on the features and apps of iPhones.
Note: iPosses may or may not act snobby towards iPhony
's and/or non-Iphone owners. It all depends on the individual.
After John got the iPhone he was immediately accepted into the local chapter of the iPosse at his school.