Informal term for people who actively participate in online communities, comment sections, or social media. Often carries a slightly casual or insider tone.
The netizens' reactions were quick.
Netizens are buzzing about that news.
Compound of ネット (Internet) and 民 (people, citizen), modeled after words like 市民 (citizen). The exact origin is uncertain, but it likely emerged in online communities in the early 2000s.