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the hasty use of a wide range of techniques that are nonselective and haphazard
She favored the shotgun approach to handling problems.
I am going to ride in the front passenger seat!: yelled Shotgun for the test drivemodifier
(also blunderbuss) Very diffuse and general; indis-criminate; done in haste; scattergun: I hate it when the administrators make shotgun accusations/ But this is a blunderbuss technique (1930s+)noun