The Collaborative International Dictionary of English v.0.48:Squalidly \Squal"id*ly\ (skw[o^]l"[i^]d*l[y^]), adv. In a squalid manner. [1913 Webster] WordNet (r) 3.0 (2006):squalidly adv 1: in a sordid or squalid way [syn: sordidly, squalidly]