Xbox fanboy; Xbox fangirl
Internet slang, often derogatory, for a person who is excessively loyal to Xbox consoles and dismissive of other platforms.
That person is a total Xbox fanboy; they immediately dismiss any talk about PlayStation.
Arguments between Xbox fanboys are a common sight online.
Compound of 箱 (hako, 'box', referring to the Xbox console's shape) and 信者 (shinja, 'believer' or 'follower'). The term emerged in online gaming communities as a derogatory label for overly zealous Xbox fans.