What does it mean to rub?
The word Tru is a Russian transliteration of the English word true, and it means: true, true, true, original.
It came to the Internet slang from metalworkers. Initially, it was used in relation to those who really are in the "movement", understands and shares his ideas. In contrast to those who take external manifestations, such as attributes, appearance and manner of communication, do not understand or follow internal principles.
Over time, this word has acquired a more generalmeaning and often expresses the recognition of a person, his uniqueness or involvement in something depending on the context. It is often used as a prefix, but sometimes as an independent part of speech. Sometimes it expresses a very abstract content, which may differ slightly from representatives of different subcultures and groups. To be labored, then, to be a real knowledge of a topic.
At the present time it is sometimes used as an indicator of chosenness or brutality.
Can be written with a solid sign on the end or shortened to one upper solid "b" sign.