But hog is a term commonly used for any swine, especially a domesticated adult pig.
VOA: special.2009.07.21
Plus, you can still have a spacious, disorganized packing space if you prefer, as the organized interior zips out and becomes a lightweight tote, leaving you the empty luggage interior to go hog wild with (an especially great option if you will be coming home with more than you set out with).