make a mockery of

Verb

 * 1)  To ; to  or, often to express.
 * 2) To give a bad name, to act in such a way as to bring ridicule upon that which one represents.
 * 3)  To defeat easily, so as to show up as inadequate.
 * The burglars made a mockery of the museum's security system.
 * 1)  To defeat easily, so as to show up as inadequate.
 * The burglars made a mockery of the museum's security system.
 * The burglars made a mockery of the museum's security system.