DBA

¹ American  

Or dba,

abbreviation

1. doing business as: DBA often precedes the name under which a business operates that is not the legal name of the business. Individuals who have not incorporated can also use such a name to carry out business activities. Many states and counties require the registration of the name.

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noun

1.  assumed business name,.   fictitious name.  a name other than a company's legal name that is used to carry out business activities.

   She ran her home business using the DBA “Betty's Bargains.”

dBa ² American  

Or dba

1. decibels above reference noise, adjusted.

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D.B.A. ³ American  

abbreviation

1. Doctor of Business Administration.

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Etymology

Origin of DBA

First recorded in 1920–25

Example Sentences

He expects the DBA will test last year’s $28.49 highs, and $32 above that, which he sees likely in 2026.

From MarketWatch • Mar. 6, 2026

Creators coalesced from the acquisition of DBA and its merger with UTA’s digital, audio and gaming divisions.

From The Wall Street Journal • Mar. 4, 2026

The DBA at CityU lets professionals develop advanced organization skills, agile business practices, leadership and critical thinking while at the same time developing individual business knowledge in the area of their choice.

From Seattle Times • Jul. 31, 2023

The DBA is an inspired piece of legislation.

From Slate • Jun. 27, 2023

Migwan drew the construction lines as indicated in the book and labored valiantly to understand why the Angle A was equal to its alternate, DBA, her brow puckered into a studious frown.

From The Camp Fire Girls at School Or, The Wohelo Weavers by Frey, Hildegard G. (Hildegard Gertrude)