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  1. Function: noun
    Definition: a person who is always complaining or grumbling about something
    Example Sentence: The grumblebee was always complaining about being too hot until winter when he started complaining about being too cold.
    Submitted by: Sophia from NY, USA on 01/21/2010 05:12


  1. Function: noun
    Definition: a person who is mean and rude or mad because they didn't get enough sleep
    Example Sentence: He is a grump today.
    Submitted by: Anonymous from Mississippi, USA on 10/07/2007 08:33
  2. Function: verb
    Definition: to grow and jump at the same time
    Example Sentence: I was gumping on the way to class.
    Submitted by: Biddy Boop on 10/05/2007 10:41


  1. Function: noun
    Definition: a very grumpy person
    Example Sentence: She was a grumpeldore to me when I did not vote for her for president.
    Submitted by: Toadette from CA, USA on 02/10/2008 04:03


  1. Function: verb
    Definition: to do something when you don't want to: to be grumpy about doing something you are supposed to do
    Example Sentence: She often grumpentates when she has homework to do.
    Submitted by: Annie from IL, USA on 02/08/2012 09:58


  1. Function: verb
    Definition: to grumpily forgive
    Example Sentence: I was grumpiving my sister, but only because I had to.
    Submitted by: Tatty from Louisiana, USA on 03/31/2011 03:45


  1. Function: noun
    Definition: a person in a state of grumpiness
    Example Sentence: My older brother was acting like a grumpleface last night.
    Submitted by: Gabby from VA, USA on 10/29/2009 04:06


  1. Function: noun
    Definition: a person having an arms-crossed, feet-stomping, over-the-top fit over nothing
    Example Sentence: She became a grumplestompskyn when she couldn't sit in her favorite chair.
    Submitted by: Wilson from PA, USA on 02/08/2008 08:33


  1. Function: adjective
    Definition: miserable and unwelcoming or gloomy
    Example Sentence: The sight of snow melting in January because of global warming is quite grumpshy.
    Submitted by: Nora from VT, USA on 01/29/2014 08:46


  1. Function: noun
    Definition: a really grumpy person
    Example Sentence: That boy over there is a big grumpus.
    Submitted by: Nick from MI, USA on 10/05/2009 10:08


  1. Function: noun
    Definition: a sickness that makes a person grumpy in the morning: morning grumpiness
    Example Sentence: I have bad grumpyitis on Mondays.
    Submitted by: Stella from Georgia, USA on 11/03/2011 08:57