The Collaborative International Dictionary of English v.0.48:
loose-jowled \loose-jowled\ adj. having sagging folds of flesh beneath the chin or lower jaw. Syn: double-chinned, jowly. [WordNet 1.5] looseleafWordNet (r) 3.0 (2006):
loose-jowled adj 1: having sagging folds of flesh beneath the chin or lower jaw [syn: double-chinned, jowly, loose-jowled]