Definition of "HP"

HP

/eɪt͡ʃˌpiː/

proper noun
1. (India) Abbreviation of Himachal Pradesh, a state of India
2. The Hewlett-Packard Company
3. Harry Potter
  Quotations
  Overall, this is the first HP game to even get near to living up to the quality of JK Rowling's books and the accompanying films.
  2009 July 16, Steve Boxer, “Harry Potter and the Half-Blood Prince”, in Guardian‎, Technology news & features, page 2
noun
countable and uncountable, plural HPs or HP
1. Initialism of hire purchase.
  Quotations
  Everything is practical, sensible, reasonably priced and available on HP.
  1976, Angela Carter, ‘What the Hell – It’s Home!’, in Shaking a Leg, Vintage 2013, p. 205
2. Initialism of horsepower.
3. (video games, mostly role-playing games) Hit points; health points.
  Quotations
  If you stay at a hotel, you'll wake up with full HP and PP.
  1995, HAL Laboratory, EarthBound, Nintendo, Super Nintendo Entertainment System
4. Initialism of higher power.
5. Initialism of Houses of Parliament.
6. Initialism of Helicobacter pylori.
7. Abbreviation of hydrogen peroxide.
8. (Indonesia, Malaysia, Singapore, South Korea) Initialism of handphone.
9. (Japan) Initialism of home page.