look up any word, like smh:
 
1.
Something that is twice as large as what you would expect it to be. Disproportionatly large. Normally used in relation to fruit, especially melons.
Wow, that watermelon is twice as big as what I would expect it to be! It truly is melonic!

That fifty foot tall statue of a cantaloup is of melonic proportions!
by Andrev Jakstone October 03, 2005