Shebang/ʃɪˈbæŋ/ Definition 1 of 3Pro Tip 1/3Colloquial Use Used in casual conversation rather than in formal speech or writing. The party was great - the whole shebang was a success. Pro Tip 2/3Emphasizes Completeness Highlights that nothing was left out, denoting entirety in an enthusiastic tone. She renovated her house, the whole shebang looks brand new! Pro Tip 3/3North American Slang Commonly understood and used in North American English, might be less known elsewhere. On his road trip, he visited every state – the whole shebang.