DEFEAT

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>. [Blacks Law 8th]