VOLUMINOUS

adj. 1 large, extensive, great, spacious, capacious, expansive, roomy, loose, ample, big, ample, bulky, cavernous, copious, massive, huge, substantial, tremendous, enormous, gigantic, mammoth, vast Rose's voluminous skirt was supported by a farthingale 2 oversized, out-sized, ample, billowing The voluminous spinnaker filled and we wafted down the estuary at hull speed