HFFH is an acronym used by the Hammerskins, a large racist skinhead gang. It stands for "Hammerskins Forever, Forever Hammerskins," a format probably adopted from biker gangs.

HSN is an acronym used by the Hammerskins, a large racist skinhead gang. It stands for "Hammerskin Nation," which is a collective reference to the various regional Hammerskin gangs such as the Confederate Hammerskins and the Northern... Read more

Hypergamy is a term incels use for the belief that women seek out men who are of higher status " either physically or financially " over other men.

Infowars is a website run by Alex Jones that spreads conspiracy theories and far-right views.

Iron March is a fascist social networking platform founded by Russian nationalist Alisher Mukhitdinov, aka Alexander Slavros. It disbanded in 2017, but was crucial in the creation of Atomwaffen.

Alphabet Boys (aka Alphabet Bois, Alphabet Gang or Soup Bois) is a term used by the booglaoo movement and other anti-government extremists to refer to federal law enforcment agencies (FBI, IRS, DHS, ATF, etc.).