A random Twitter troll got ethered on Sunday ... and it was all at the hands of NFL running back C.J. Anderson!!
The current free agent -- who recently got cut by the Lions -- was just minding his business and sharing his 2 cents about his old teammate, Todd Gurley, on Sunday ... when one guy decided to bring up his weight.
"At least you got a good view from your couch fat boy"
Now ... there are several ways to go about responding to Twitter trolls, but if you got money like C.