Noun
(slang, derogatory) Someone who uses steroids for muscle growth.
(sometimes science fiction) A person who mines asteroids for a living.
Source: en.wiktionary.orgSaperstein, 33. Roider, 22, 103. Maria Theresa found herself in a difficult situation. Source: Internet
Roider, 8. The first display of the new queen's authority was the formal act of homage of the Lower Austrian Estates to her on 22 November 1740. Source: Internet