[syn: evasion, nonpayment]
The Collaborative International Dictionary of English v.0.48:
Nonpayment \Non*pay"ment\, n.
   Neglect or failure to pay.
   [1913 Webster]
WordNet (r) 3.0 (2006):
nonpayment
    n 1: act of failing to meet a financial obligation [syn:
         default, nonpayment, nonremittal]
    2: loss resulting from failure of a debt to be paid [syn:
       nonpayment, default, nonremittal] [ant: payment]
    3: the deliberate act of failing to pay money; "his evasion of
       all his creditors"; "he was indicted for nonpayment" [syn:
       evasion, nonpayment] [ant: defrayal, defrayment,
       payment]