211 Bootboys are an extreme right-wing, ultranationalist skinhead group which is active mostly in the hardcore punk and Oi! music scene in the metropolitan New York City region. They also claim to have members and associates elsewhere... Read more

211 Crew is a large white supremacist prison gang based in Colorado. They are also known as Aryan Empire, Aryan Alliance or Brotherhood of Aryan Alliance. Authorities believe the name originated in the California penal code for... Read more

21-2-12 is the numeric code for the slogan for members of the Unforgiven, a white supremacist prison gang based in Florida. The 21 is for the letter U - Unity, the 2 is for the letter B... Read more

This hand sign, in which one hand shows two fingers, and the other three, represents the number 23. Some white supremacists use this hand sign to represent the 23rd letter of the alphabet: W for white.

23/16 is a numeric symbol used by white supremacists meaning "white power." Substituting letters for numbers, 23 is W, for white, and 16 refers to P, for power. It is most commonly used on the West Coast.

33/6 is a Ku Klux Klan-related symbol. The 33 stands for the Klan itself, as 33 signifies 3 times the 11th letter of the alphabet, K, to spell KKK. The number 6 was added by one specific... Read more

4chan is an anonymous imageboard website known for introducing popular memes. It is not an explicitly extremist site, but parts of the forum, especially the /pol/ board, are used for hateful posts that promote racist, white supremacist... Read more

The 5 words refer to the phrase "I have nothing to say," which is what some white supremacists believe should be the only words shared with police.

88 precepts is a document written by white supremacist terrorist and ideologue David Lane that provided guidelines for securing the goals of the so-called 14 Words.