alt-right

Short definition from Wiktionary

Noun

1. 1
   An amorphous movement of right-wing white nationalists opposed to multiculturalism and egalitarianism by race and sex, mostly active on the Internet.
2. 2
   A member of the alt-right; an alt-righter.
3. 3
   Alternative form of alt-right.
4. 4
   Alternative form of alt-right.

Adjective

1. 1
   Of or pertaining to the alt-right.
2. 2
   Alternative form of alt-right.