Wu Collection, Lower Volume Radical: Cave (xué) 窂 Kangxi stroke count: 9 Page 864, Entry 01 Pronounced lao Meaning: To be full or solid. Same as the character for pen or enclosure (lao), referring to a fence or stable used for keeping cattle and horses. Liu Xin, Sui Chu Fu: The heavens are fierce and high, the windows are empty and the enclosures are desolate.