DocketXPlea
A plea is your formal answer in court to the charges against you, usually 'guilty' or 'not guilty'.
What it actually is
In a criminal case, the plea is the defendant's response to the charges at the arraignment, the first court appearance after arrest. It is a formal statement entered into the record that determines whether the case will proceed to trial or move to sentencing. The plea can also include 'no contest' (nolo contendere) in some jurisdictions.
Why it matters in your case
Your plea directly affects the course of your case: a guilty plea typically leads to sentencing without a trial, while a not guilty plea triggers the trial process. It also influences your rights, such as the right to a jury trial and the ability to negotiate a plea agreement.
The common misunderstanding
Many people think a plea is just saying 'guilty' or 'not guilty' at any time, but it must be entered in open court and accepted by the judge. Also, a 'no contest' plea is often misunderstood as an admission of guilt, but it is treated similarly for sentencing while avoiding an admission of civil liability.
Get the actual rule
Definitions are orientation; rules are authority
This page explains the concept. When it matters to your case, read the rule that governs it in your court — we hold Texas, federal and Washington court rules word for word, and every state's official resources are on the state pages. If someone cites a case at you, check that it exists first.
Related
Terms that travel with this one
General explanation, not legal advice, and not specific to any state — procedures and deadlines vary by jurisdiction and court. If you can get a lawyer or free legal aid, do: every real option.