So here's what I wake up to see today: I first thought it was some sort of malware which infected my PC and/or Chrome. Read up a bit about it and saw many sites mention it's a type of contextual marketing? Is anyone else seeing this, or has some across this? Reference link I visited: http://www.bleepingcomputer.com/forums/t/510043/chrome-has-double-underlined-words-which-links-to-monstermarketplacecom-etc/
You may have a ad/malware addon/extension installed on your browser edit: i was correct. its a browser hijacker/virus/malware http://botcrawl.com/how-to-remove-lucky-leap-virus/
