"Criminological Food for Thought"

Eat one's gun (Verb)
1. (idiomatic) To commit suicide, especially by use of a firearm discharged into the victim's mouth.
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Evil twin (Noun)
1. (idiomatic) A duplicate or counterpart of something or someone that acts in a contrary, nefarious,  or insidious manner.

• As a ploy to discredit the reformist politician, the opposing party had hired a lookalike to act as his evil twin and be seen in a variety of compromising situations.

2. (networking) A rogue wireless access point installed near a legitimate one for purposes of eavesdropping or phishing.

Eye for an eye (Noun)
1. (idiomatic) compensation for injury caused by a person, in the form of inflicting of an identical injury on that person.
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Spill one's guts:
1. (Slang, idiomatic) To confess, or to divulge secrets, typically speaking freely and at length after                                 a change of motive or an incentive.

• At first, the suspect would not tell us anything about the other participants in the crime. But after being offered a deal, he spilled his guts. 

2. (Slang, idiomatic) To vomit.

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