chanfag Share definition Flag A person who uses the chans (4chan) to the point of bringing it somewhere else. User 1: >greentext User 1: autism User 1: forced memes User 2: God, you're such a chanfag. chanfag by An Old Man July 7, 2014 0 0 Get merch Get the chanfag mug. Buy Now — $32.95 See more merch