This sound comes from the Canadian comedy series Letterkenny, where fast, quotable insults became a big part of the show’s appeal. “10 ply” is one of the series’ best known expressions, used as slang for someone soft or overly delicate. Short clips of the line spread through reaction edits, meme compilations and soundboards because the phrase is unusual, easy to remember and immediately communicates mock toughness. It still gets reused when creators want a TV quote that feels harsher and funnier than a plain “weak.”