HQDHigh-Quality Discrepancy
HQDHydraulic Quick Disconnect
HQDHeart-Qi Deficiency (aka Heart-Qi Deficiency Syndrome)
References in periodicals archive ?
Hongki (long-time supplier of official cars to the Chinese Communist Party) unveiled their Red Flag HQD at the Shanghai Auto Show which, as the picture shows, is even more hideous than the genuine article, and really belongs in an episode of the Simpsons.