Yes, it is a wonderful and very romantic idea. "Men ~ take note. Very romantic idea. If you don't know if she has the dress you want her to wear, buy her one and make sure it's a stretchy fabric so that you have a better chance at getting her right size.
“Geometric” is a broad term referring to any tattoo whose design is structured around basic mathematical shapes and/or equations. Geometric tattoos use geometric shapes and lines to create the desired tattoo, heavily relying on basic geometric rules.