ftek Share definition Flag Acronym for Fuck the Enter Key. Used in internet chat slang. Used when the enter key is hit accidentally, such as when trying to hit the ' key. John: So i'm going down to the store but I won Jack: ? John: Ftek! ftek by CHFan June 24, 2008 0 0 Get merch Get the ftek mug. Buy Now — $32.95 See more merch