Final answer:
In legal proceedings, "costs" refer to the expenses incurred by the parties involved in the case. These expenses can include legal fees, court fees, expert witness fees, and other related costs.
Step-by-step explanation:
In legal proceedings, the term "costs" refers to the expenses incurred by the parties involved in the case. These expenses can include legal fees, court fees, expert witness fees, and other related costs. The idea behind costs is to ensure that the party who loses the case is responsible for reimbursing the prevailing party for their expenses. For example, if a plaintiff sues a defendant and loses the case, they may be required to pay the defendant's costs.