The futuristic body suit
One for the sci-fi fans. While some may be looking in puzzlement at the fully-clothed girls in this picture, take a moment to consider their merits. Leaving something to the imagination is often a lot sexier than giving it all away. That's why lingerie exists after, all. So the figure-hugging outfit shows off the beautiful female form in a sexy way without degrading it. Now you see its charms, no?
Pictured here are futuristic firefighter Tillis from Sonic Team's Burning Rangers, Vanessa Z from P.N.03 and Zero Suit Samus. The real-life vision of loveliness on the right is Jeri Ryan as Seven of Nine from Star Trek: Voyager.
Above: The Samus test. If you look at this picture and feel nothing, you're probably gay