For pronunciation and definitions of 囗 – see 圍 (“to surround; to encircle; to corral; allsides; etc.”). (This character is recorded in one or more historical dictionaries as an ancient form of圍).
For pronunciation and definitions of 囗 – see 國 (“country; nation; nation-state; kingdom; capital; etc.”). (This character is recorded in one or more historical dictionaries as an ancient form of國).