Idiom be the biz (Definition of biz from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press) The meaning of BIZ is business. How to use biz in a sentence. It typically refers to the commercial aspect of activities that involve trade, services, or any economic exchanges. In modern usage, 'biz' is commonly employed in casual conversations, particularly … Define biz. biz synonyms, biz pronunciation, biz translation, English dictionary definition of biz. n. Informal Business. American Heritage® Dictionary of the English Language, Fifth Edition. · Biz is sometimes used to refer to the entertainment business, especially pop music or films. Biz - meaning, synonyms, pronunciation, antonyms, example sentences, definition, transcription, phrases Pronunciation / Definition / Synonyms / Antonyms / Sample sentences biz industri Industri is … The term ‘biz’ refers to business sectors, practices, or transactions. It is often used in conversation to simplify or shorten reference to professional or commercial activities.