The phrase comes from casual slang where boutta means about to, and the extended cuuuhhhh turns a short exclamation into a meme-ready groan that spread through short-form edits and soundboards. Clips like this are shared as standalone reactions rather than tied to a single show or character, with creators remixing the timing to match falls, fails and dramatic pauses. Its popularity rests on how recognisable the stretched ending is even without context, allowing it to function like other vocal reactions such as the goofy ahh sounds in everyday meme editing.