bond

(criminal law) money that must be forfeited by the bondsman if an accused person fails to appear in court for trial; "the judge set bail at $10,000"; "a $10,000 bond was furnished by an alderman"
a certificate of debt (usually interest-bearing or discounted) that is issued by a government or corporation in order to raise money; the issuer is required to pay a fixed sum annually until maturity and then a fixed sum to repay the principal
a connection based on kinship or marriage or common interest; "the shifting alliances within a large family"; "their friendship constitutes a powerful bond between them"
issue bonds on