Economic Definition of T-bond. Defined.
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Term T-bond Definition: The abbreviation for Treasury bond, which is one kind of government security issued by the U. S. Treasury to obtain the funds used to finance the federal budget deficit. A Treasury bond (or T-bond) has a maturity length of over 10 years, with 15 and 30 years common maturities. T-bonds, together with other long-term bonds issued by state and local governments and businesses, are traded in capital markets. The interest rate on T-bonds is a key long-run interest rate.