1. A condition which afflicts some Urban Dictionary entries; an 'up' option may appear, but there may not be anywhere to click to show one's detest of the entry. Usually a problem with one's browser or internet settings
2. Something so goddamned awesome that it can't receive a thumbs down rating. Not even thumbs down trolls can touch it.
3. See 2., except it's not really awesome, someone has just been flooding the thumbs up section to hyper-inflate the quality of the item, or the webpage is so subjective to a certain class of viewers that it has no on-site relativity
1. "This definition is shit, where the hell is the thumbs down click?!?!? Internet Explorer can suck a fuck!!!!!"
2. "Bill Brasky, 5 thumbs down??! No fucking way! NO thumbs down!!"
3. "This is strange, 10,000 thumbs up for this Jesus shit, and no thumbs down. Oh, this is Christian mingle."