| Abbreviation | Definition |
|---|---|
| JSAB | Just Shapes And Beats |
| JSPA | Jacksepticeye Animated |
| JWTG | Jurassic World The Game |
| K | King(in playing cards) |
| K4A | Karma for All |
| KA | Kurupted Angelz |
| KARA | Karazhan (World of Warcraft) |
| KAW | Kingdoms At War |
| KAYOR | Kill At Your Own Risk |
| KBS | Kill Billy Simulator |
| KBX | Knockback X |
| KD | Killer Dragons |
| KDR | Kill/Death ratio |
| KFCA | King Farm Citizens Assembly |
| KFM | Konqueror File Management |
| KGB | Killing Gloves of Boxing |
| KGB | The Knoxville Gaming Bureau |
| KGI | Konami Gaming Inc |
| KGL | Kodu Game Lab |
| KHR | Katekyo Hitman Reborn |