The Collaborative International Dictionary of English v.0.48:

cushy \cushy\ (k[oo^]sh"[y^]), adj.
   not requiring strong efforts; easy; -- said of paid
   employment; as, He got a cushy job in a large company.
   [informal]

   Syn: soft.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

cushy
    adj 1: not burdensome or demanding; borne or done easily and
           without hardship; "what a cushy job!"; "the easygoing
           life of a parttime consultant"; "a soft job" [syn:
           cushy, soft, easygoing]

Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "cushy":
   Mickey Mouse, casual, clear, comfortable, comfy, commodious,
   contented, convenient, cozy, cushioned, cushiony, easeful, easy,
   easy as pie, effortless, facile, friendly, glib, homelike, homely,
   homey, light, lived-in, luxurious, nothing to it, painless,
   peaceful, plain, relaxing, reposeful, restful, roomy, simple,
   simple as ABC, smooth, snug, soft, straightforward, unburdensome,
   uncomplicated, warm