The phrase comes from gaming slang, where rekt is a deliberately misspelled form of wrecked and is used as boastful trash talk after defeating an opponent. It spread through multiplayer games, livestreams and short-form video, where a quick taunt before a play became an easy shorthand for confidence and rivalry. Because it is short, direct and instantly understood by gamers, it still works as a reaction sound in edits, even outside its original gaming context, whenever a creator wants to signal an easy win.