redemptioner

/rɪˈdɛmpʃənər/
noun
  1. A person who redeemed themselves or someone else, especially a historical immigrant who paid off their passage by working as a servant.
    • Many redemptioners signed contracts before leaving Europe, agreeing to labor for a set period.
    • The ship carried both paying passengers and redemptioners who would be sold into service upon arrival.
    • The redemptioner worked for seven years to repay the cost of his voyage to America.