noun
abbreviation for 'doing business as', used to indicate a business name that is different from the legal name of the business owner
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The company's legal name is registered as ABC Company, doing business as (dba) XYZ Enterprises.
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I work for a small tech startup, but we operate under a dba called TechGenius.
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I heard that Joe's Auto Repair is actually a dba for his side hustle in selling custom car parts.
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In the world of music, many artists have a stage name that they use as a dba for their real identity.