A word that has simply lost all meaning throughout history. It’s definition has faded into obscurity after being trending on Urban Dictionary for almost two years.

A sentence in the definition of "Watermelon Sugar" that was colored blue because of the three other words called "A word that has simply lost all meaning throughout history. It’s definition has", "faded into obscurity after being" and "trending on Urban Dictionary for almost two years." which makes the said sentence a link which makes it blue.
(There is a feature in Urban Dictionary where if a word has no links in the definition, then it would automatically generate the links)