Scallop Definition: Scallop By Fashion Oct 1 2007 0 Like us on Facebook Scallop Curved, ornamental border on fabric or lace. Found on dresses, tops, skirts and intimates. A rather playful play on textures. Get scalloped in this AKA New York Necklace Dress, $368. For the other kind of scallops, visit Yumsugar!