de·fec·tive 
/dɪˈfɛktɪv/ adjective
/dɪˈfɛktɪv/ adjective [more defective; most defective] : having a problem or fault that prevents something from working correctly : having a defect or flaw
▪ Our car had defective [=faulty] brakes, so we had them replaced. ▪ This computer is defective. I want my money back. ▪ defective products/merchandise ▪ The disease is caused by a defective gene.
▪ Our car had defective [=faulty] brakes, so we had them replaced. ▪ This computer is defective. I want my money back. ▪ defective products/merchandise ▪ The disease is caused by a defective gene.
