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advertising firm

/ædˈvɜːrtɪsɪŋ fɜːrm/ · ad·ver·tis·ing firm
noun
  1. A business that specializes in creating and placing advertisements for clients. The advertising firm developed a successful campaign for the new product launch.
noun
  1. A company that provides advertising services, including media planning, creative development, and account management. The advertising firm handled the entire marketing strategy for the client's new product line.
Did you know? The first advertising firm, N.W. Ayer & Son, was established in 1869 in Philadelphia, Pennsylvania, and is considered one of the oldest advertising agencies in the United States.
Written by Lexi Wordsworth, Dictionary Editor 2 lookups Added Aug 10, 2026