special interest group
noun /ˌspeʃl ˈɪntrəst ɡruːp/, /ˌspeʃl ˈɪntrest ɡruːp/
/ˌspeʃl ˈɪntrəst ɡruːp/, /ˌspeʃl ˈɪntrest ɡruːp/
(also special interest)
(especially North American English)- a group of people who work together to achieve something that they are particularly interested in, especially by putting pressure on the government, etc.
- The president has pledged to stand up to powerful special interest groups such as the gun lobby and the tobacco industry.