Sentence:  The <WSD>trollface</WSD> is a visual representation of what someone might look like when engaging in trolling. 
Meaning of the word marked with <WSD> tags:  An illustration of a face with a cartoonishly wide, maniacal grin (from a comic drawn by Carlos Ramirez and originally posted on the (4chan) community<ref>Patrick Klepek, "[http://kotaku.com/the-maker-of-the-trollface-meme-is-counting-his-money-1696228810 The Maker Of The Trollface Meme Is Counting His Money]", "Kotaku", 8 April 2015</ref>), typically featured in image macros to convey trolling, mockery, or humorous intent.