| Accused | | A legal document issued by a judge authorizing the police to search a specific location at a specific time for a specific reason. |
| Actus Reus | | An early stage in criminal proceedings where the crown attorney can reveal all evidence it has against the accused; charges may be dropped if the crowns case isn't strong enough. |
| Adversarial System | | A Latin phrase meaning " a wrongful deed"; the physical act of a crime, which together with mens rea makes a person criminally liable. |
| Appearance notice | | Detainment or arrest of a person by a person other than a police officer. |
| Assisted suicide | | To enter another's premises without permission by breaking or opening anything that is closed; also called burglary. |
| Bail Hearing | | A principle of justice holding that decisions should be based on objective criteria, rather than on a basis of bias, prejudice, or preferring the benefit to one person over another for improper reasons. |
| Break and enter | | Any material, including illegal drugs and drugs legally prescribed by doctors, listed In the controlled drugs and substance act. |
| Challenge for a cause | | A hearing with the purpose of seeing if the crown has enough evidence to justify sending the case to trial; it also gives the accused a chance to hear the details of the case against him or her. |
| Citizens arrest | | The fact or quality of being believable or reliable |
| Controlled substances | | To remove an act from the criminal code that Canadians no longer feel is severely immoral; this, the act in no longer a criminal offence (although it still may be illegal). |
| Credibility | | The broad term for the three levels of sexual assault (the most serious of which is aggravated sexual assault), which parallel those for assault. |
| Criminal code | | A hearing before a judge or justice of the peace to determine whether an accused can be released from jail before trial and with what conditions; supposed to happen within 24 hours of arrest. |
| Criminal offence | | The police procedure in which officers look for evidence that may be used in court. |
| Criminalize | | Anything that is used to determine or demonstrate the truth in a court of law. |
| Crown attorney | | A negotiation in which the crown and the defence attempt to make a deal, usually resulting in a guilty plea to a lesser charger than the original charge, thus resulting in a lesser penalty. |
| Custody | | Killing another person by committing an unlawful act with only a general intent. |
| Decriminalize | | Driving a vehicle at high speeds in a reckless and dangerous manner; considered a criminal offence. |
| Defence council | | A formal objection to a potential juror for which no specific reason is given, unlike a challenge for cause. |
| Detain | | Taking someone's property without their consent. |
| Direct evidence | | Theft involving violence, threat of violence, assault, or the use of offensive weapons. |
| Disclosure | | A legal document issued by a judge to order the arrest of the accused, and naming or describing the accused as well as listing the alleged offences. |
| Evidence | | A solemn promise or statement that something is true. |
| Fraud | | The legal representative of an accused. |
| Homicide | | A severe or particularly serious criminal offence(e.g., murder,treason), which has a correspondingly severe penalty, and which proceeds by way of formal court document called an indictment. |
| Hung jury | | A legal document dealing with the criminal offence the accused is charged with, and the date the accused must attend court |
| Hybrid offence | | To keep in custody or temporarily confine. |
| Impartiality | | In criminal law, actual imprisonment or physical detention; in family law, the care and control of a child awarded by the court. |
| Indictable offence | | A minor criminal offence ( in contrast to an indictable offence), which is tried immediately |
| Legalize | | Intentional homicide( killing of another person); has two classes first degree murder and second degree murder. |
| Manslaughter | | Information (evidence) given by a person who witnessed the event in question(e.g., testimony of a bystander who saw an assault take place.) |
| Mens rea | | An action that is considered a crime, as defined in the criminal code. |
| Murder | | A formal objection to prospective juror for reasons such as the jurors knowledge of the case or lack of impartiality. |
| Oath | | The system of law in which two opposing sides each present their case in court. |
| Peremptory challenge | | A jury that cannot come to a unanimous decision a criminal case. |
| Plea negotiation | | To keep the jury together and away from non- jurors until they reach a verdict. |
| Preliminary hearing | | To initiate and carry out a legal action; in criminal law, a crown attorney prosecutes an accused. |
| Prosecute | | The killing of another person, directly or indirectly. |
| Reasonable and probable grounds | | To make an act completely legal; that is, it is not punishable in the criminal code, nor is it punishable by a fine. |
| Robbery | | In criminal matters the lawyer prosecuting on behalf of the crown and society; an agent of the attorney general. |
| Search | | The body of the public law that declares actions to be crimes (criminal offences), and prescribes punishments for those actions. |
| Search warrant | | A set of facts or circumstances that would cause a person of ordinary and prudent judgement to believe beyond mere suspicion. |
| Sequester | | Criminal offence that may be tried, at the crown's option, as a summary conviction offence or an indictable offence, with the corresponding less or more severe punishment. |
| Sexual assault | | Aiding and abetting someone to commit suicide. |
| Soliciting | | A Latin phrase meaning "a guilty mind"; the knowledge, intent, or recklessness of ones actions, which together with acts reus, makes one criminally liable. |
| Street racing | | Communicating for the purposes of prosecuting. |
| Summary conviction offence | | To impose a criminal penalty on something that Canadians feel is so immoral that is must be a criminal offence in the criminal code. |
| Theft | | Intentionally deceiving the public or a person in order to cause a loss of property. |
| Warrant | | The person charged with an offence; the defendant in a criminal trial. |