The meaning of biz is business. Theatre, business biz /bɪz/ noun [singular] informal a particular type of business, especially one relating to entertainment. From longman dictionary of contemporary english related topics:
Idiom be the biz (definition of biz from the cambridge advanced learner's dictionary & thesaurus © cambridge university press) American heritage® dictionary of the english language, fifth edition. How to use biz in a sentence.
It typically refers to the commercial aspect of activities that involve trade, services, or any economic exchanges. Biz synonyms, biz pronunciation, biz translation, english dictionary definition of biz. In modern usage, 'biz' is commonly employed in casual conversations,. Biz is sometimes used to refer to the entertainment business, especially pop music or films.