In digital communication and text messaging slang, the acronym ONB typically stands for "Outta New Boss" or serves as an abbreviation within specific regional urban subcultures and gaming networks. Because it is a less universally standardized internet acronym, its precise definition can shift depending on the peer group using it. In some contexts, it may also appear as a typographical shorthand for phrases related to business or casual digital reactions, requiring conversational context to decode accurately.