Compos mentis

A number of Latin terms are used in legal terminology and legal maxims. This is a partial list of these "legal Latin" terms, which are wholly or substantially drawn from Latin.

In contract law, and in particular the requirement for consideration, if no fixed price is agreed upon for the service and/or materials, then one party would request a reasonable price for the said services and/or materials at the end of the job. A common example would be a plumber requested to fix a leak in the middle of the night.

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