What does HIH stand for?

Greensboro, NC - Location identifier - FAA (FAAL)

Hi-Point - NCIC firearms make code (NCIC)

His - or Her Imperial Highness

Hope It Helps - Common Internet slang used (TONE)

Hypertensive Intracerebral Hemorrhage - Medicine (DMAA)

Islamic Party of Gulbuddin Hikmatyar - Political group

Oyster Harbors Marine Inc., Osterville, MA - Manufacturer code for watercraft hull identification number (USCG)

Pamosu - Language code (ETLW)