Heavy Metal  Magazine. Content is adult cartoon/fantasy/science fiction. Known for quality art. Originated in France.  (Metal Heurlant?)

Hero   An entity who does something beyond the norm that is considered good.  A type of sandwich.

Home Improvement   TV Show.  Situation comedy.

Horror   A genre of usually fictitious communication.  Books, movies, magazines, etc.

Horticulture   Plants.

Human   The supposedly dominant species of Earth.  Very pretentious.

Humane Warfare   An absolutely fascinating concept named by the Pentagon, infamous for using words that contradict each other to describe something bad.  The concept is that you develop your weapons smart enough to more consistently avoid collateral damage.

Hyper-Text  Hyper-text was "invented" as a method to make the reading experience more informative. The concept is that links are created within a body of text, adding dimensionality to the reading experience. essay