Definition of manosphere in US English:

manosphere

noun

the manosphere
  • Websites and blogs where men express opinions about issues concerning contemporary masculinity and male relationships with women, especially those associated with views that are hostile to feminism and women's rights.

    ‘I rarely comment in the manosphere anymore’

Origin

Early 21st century: probably a blend of man and blogosphere.

Pronunciation

manosphere

/ˈmanəˌsfir//ˈmænəˌsfɪr/