Perhaps the cat has your tongue. Or you can speak many tongues. Or you're tongue-tied. All can be true. But one can never swallow their tongue. That's just not possible. If you heard that, you were told a fictional story. That's one tall tale. There may be, however, a sound reason why you thought swallowing your tongue was possible. We're going to get into that and about the ins and outs of the tongue muscle below.