t bill

/ˈtiː bɪl/
noun
  1. A short-term government debt security sold at a discount and redeemed at face value; short for Treasury bill.
    • The government issues t-bills to raise money for short-term expenses.
    • Investors often buy t-bills as a safe place to park cash.
    • She earned a small profit by buying a t-bill and holding it until maturity.
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