Save Gender Feminine Usage Chinese Scripts 梦熙, 梦溪, 朦熙(Chinese) Other Forms FormsMeng Xi Meaning & History From the Chinese 梦 (mèng) meaning "dream" or 朦 (méng) meaning "condition or appearance of the moon" and 熙 (xī) meaning "bright, splendid, glorious" or 溪 (xī) meaning "mountain stream".