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  1. Function: verb
    Definition: to make (someone) laugh by acting silly
    Example Sentence: You hilariate me!
    Submitted by: Anonymous from VA, USA on 12/06/2012 01:21
  2. Function: verb
    Definition: to laugh extremely hard from something very funny
    Example Sentence: The funny joke made her crack up and hilariate in the middle of class.
    Submitted by: Mr. Moo Cow from WA, USA on 01/22/2008 07:18


  1. Function: adjective
    Definition: very funny: hysterically hilarious
    Example Sentence: His hilarical use of the word was quite entertaining.
    Submitted by: Anonymous from Minnesota, USA on 05/09/2011 04:28
  2. Function: adjective
    Definition: causing hysterical laughter
    Word History: hilarious and hysterical
    Example Sentence: That dance step was so hilarical!
    Submitted by: Anonymous from Florida, USA on 02/23/2009 04:39
  3. Function: adjective
    Definition: hysterically funny: hilarious
    Example Sentence: That comedian was hilarical.
    Submitted by: Anonymous from Victoria, Australia on 11/18/2008 07:04
  4. Function: adjective
    Definition: extremely funny
    Word History: hilarious + hysterical
    Example Sentence: The clown was so hilarical, I got the hiccups from laughing.
    Submitted by: Travis from NY, USA on 11/08/2007 01:25


  1. Function: verb
    Definition: to make someone laugh with how funny you are
    Word History: derives from the word "hilarious"
    Example Sentence: That comedian never fails to hilarify me!
    Submitted by: Anonymous from Florida, USA on 03/16/2011 03:59


  1. Function: noun
    Definition: the study of doing cartwheels
    Example Sentence: The man studied hilgomatry for his job in the circus.
    Submitted by: Anonymous from USA on 11/17/2011 04:34


  1. Function: adjective
    Definition: very funny or comical
    Example Sentence: You tell hilgrious jokes.
    Submitted by: Lizzy from FL, USA on 10/19/2009 02:41


  1. Function: adjective
    Definition: funny to the point of being hilarious
    Example Sentence: That was so hillaryoe.
    Submitted by: Carah and Hannah from Michigan on 01/04/2008 10:48


  1. Function: interjection
    Definition: used for as a hello greeting
    Word History: hi and hello
    Example Sentence: Hillo to you!
    Submitted by: Jenna from NY, USA on 09/26/2007 10:47


  1. Function: noun
    Definition: a hard pillow
    Example Sentence: Ouch! I just fell on a hillow!
    Submitted by: Violet from MD on 12/16/2014 06:27


  1. Function: verb
    Definition: to slap someone
    Word History: I made it up.
    Example Sentence: He hilly-billied me!
    Submitted by: Anonymous from Canada on 10/01/2007 05:01


  1. Function: interjection
    Definition: used as a greeting
    Word History: a mixture of "Hi" and "Hello"
    Example Sentence: Hilo! You're finally here!
    Submitted by: Toad from RI, USA on 02/07/2008 11:52
  2. Function: interjection
    Definition: Hello!
    Word History: Ever since the ancient doughnut King started saying "Hilo" and made "Hilo" into law, the occupants have had to use it as their primary greeting.
    Example Sentence: Hilo! Want to go to the movies?
    Submitted by: Freddy G. from Australia on 09/25/2007 11:57