Attachment
Definition
1. The creation of an enforceable security interest in a debtor's property, such that a secured creditor holds rights in that property. For a security interest to attach, the debtor must have rights to the collateral, the creditor must provide value to the debtor, and the parties must enter an authenticated agreement. 2. The seizure of a defendant's property before a judgment has been reached at trial as security for any judgment the plaintiff might receive.