DEFECTIVE

defective,adj.1. (Of a position, right, act, or process) lacking in legal sufficiency <defective

execution  of  documents>  <defective  service  of  process>.2.  (Of  a  product)  containing  an

imperfection  or shortcoming  in a part essential to the  product’s safe  operation <defective wiring

caused the accident>. [Cases: Products Liability    8. C.J.S. Products Liability §§ 11–15.] [Blacks Law 8th]