Ludicrous: adjective
Definition: amusing or laughable through obvious absurdity, incongruity, exaggeration, or eccentricity.
Source: http://www.merriam-webster.com/dictionary/ludicrously
I found this word from a article āA literary Strolls in From the Airportā by Charles Mcgrath.
Now, I understood this word: the word is used to describe a thing or mood very exaggerated, not normal.