defeat
defeat v. (1)落空;挫折 (2)(在竞赛、选举中)战胜;击败;(在诉讼中)使败诉 (3)废除;使无效
defeat, vb. 1. To deprive (someone) of something expected, usu. by an antagonistic act (to defeat the opponent in an election). 2. To annul or render (something) void (to defeat title). 3. To vanquish; to conquer (someone or something) (to defeat the armies). 4. To frustrate (someone or something) (the expenditures defeat the bill’s purpose).