Wordnet 3.0
NOUN (1)
1. 
 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; 
[syn: bond, bond certificate]
WordNet (r) 3.0 (2006):
bond certificate
    n 1: 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 [syn: bond, bond certificate]