1. HKU - Noun
2. HKU - Proper noun
HKU (uncountable)
(computing, Microsoft Windows) Abbreviation of HKEY_USERS, part of the registry containing settings for each user profile loaded on the machine.
HKU (uncountable)
Initialism of University of Hong Kong.
Prestige beauty player, Estée Lauder, and The University of Hong Kong, School of Professional and Continuing Education (HKU SPACE) collaborate to explore and upgrade customer shopping. Source: Internet