Crime dog, in the context of McGruff the Crime Dog.

1)verb. To observe something that someone is doing wrong or something that someone should not be doing and then informing them of the correction.
Person 1 to Person 2: "The instructions say to do it this way."
Person 2: (ignornant) "No, this is the right way"
Person 3: (after verification) "Whoa! Person1 just totally crime dogged Person2!"
by McGruff January 9, 2004
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