1) unconscious, mindless, blank. 2) hasty, sudden, immediate; blank nothingness, dumbstruck, senseless; blankness, see also {had de ba} and {mi rtog pa'i had po}. Had po can refer to a type of meditation in which there is no conceptual process so the meditator thinks that he has "found it" but in which the clarity, the knowing aspect is also missing. This is a very mistaken type of meditation
{shes pa had po} a vacant state of mind; Thrangu Rinpoche: lus song ba, rnam rtog gang yang med pa