PlacitumPlac"i*tum\, n.; pl. Placita. [LL. See Placit.]1. A public court or assembly in the Middle Ages, over which the sovereign president when a consultation was held upon affairs of state. --Brande & C. 2. (Old Eng. Law) A court, or cause in court. 3. (Law) A plea; a pleading; a judicial proceeding; a suit. --Burrill.