The phrase "specific audience" refers to a particular group of people who the information, message, or content is intended for. It is targeted towards a specific set of individuals rather than a broad or general audience. Full definition
While in school, you generally write for specific audiences, tailoring research papers or grant applications for an academic population. (livecareer.com)
The other reason it was successful is because we were reaching out to a very specific audience with content that we knew was both interesting and relevant to them. (bookmachine.org)
Advertising account managers target specific audiences by placing special focus on advertising campaign performances. (coverlettersandresume.com)