in limine

adverb | \ in-ˈli-mə-nē, -ˈlē-mi-nā \ | in lim·i·ne
  1. : at the beginning : as a preliminary matter; specifically : before a particular procedure or proceeding takes place : before a particular procedure or proceeding takes place

in limine

adjective
  1. : of, relating to, or being a motion, petition, or order regarding the admissibility of evidence whose exclusion is sought especially on the ground that it is prejudicial