A cat's meow can be assertive, plaintive, friendly, bold, welcoming, attention-soliciting, demanding, or complaining. It can even be silent, where the cat opens its mouth but does not vocalize. Just like humans who may verbalize exhaustively when they're
Your mum agreed to suck off your bully as a last resort to get him to leave you alone. Her two demands were that he not film it, and that he not cum in her mouth. But, as you could have told her, he does whatever he wants.