Remember Wearing Dresses Over Jeans? It Was More Feminist Than You Realized HuffPost Life Dress Over Pants? Why not.. When discussing fashion trends of the by Starryli Medium The early #2000s trend of wearing dresses over jeans was a popular #y2k era look, often featuring a long dress, like a babydoll or slip dress, layered over flared or skinny jeans. Dress Over Jeans Y2k The early #2000s trend of wearing dresses over jeans was a popular #y2k era look, often featuring a long dress, like a babydoll or slip dress, layered over flared or skinny jeans.