1. An act committed in violation of law where the consequence of conviction by a court is punishment, especially where the punishment is a serious one such as imprisonment.
2. Unlawful activity: statistics relating to violent crime.
3. A serious offense, especially one in violation of morality.
4. An unjust, senseless, or disgraceful act or condition: It's a crime to waste all that paper.
[Middle English, from Old French, from Latin crīmen; see krei- in the Appendix of Indo-European roots.]
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