Ibrahim   Biblical name.

Ice   Frozen water.  Amazingly popular.

Id   One of ?Freud's? parts of personality.  Great software company that created Doom.

Igor   Name for a hump-backed stooge for the bad guy.

Indigo   A dark blue color that is usually pleasant to look at for some reason.

Insider   Someone who's part of the group in an exclusive society.

Internal Revenue Service  A bureaucratic agency of the government that collects taxes, primarily the income tax.  One of those strange agencies that has taken on a life of its own, totally separate from the elected body of the government.

Internet  A conduit of communication using computational devices. essay

Internet Movie Database  One of the better on-line databases. Its subject matter is Movies, Actors, and the performances of Actors in media, i.e. movies, TV, etc. Currently "owned" by Amazon.com

Italian   Someone from Italy.  A cooking style.

Ivy  A twining vine type plant.  Can grow up the sides of brick buildings.  If left unchecked, can destroy buildings.