" window shade "

 [ "window shade" ]

1: (n.) According to dictionary.com, "an opaque fabric mounted to cover or expose a window."

  * e.g.,  ... Window shade are so cool that they were the last thing you'd expect to be defined on urbandictionary.com! 

 [ "window shade" ]

2: Window shades come in many different sizes and shapes, and several different designs exist. During long, hot summers, window shades are a necessity for any inhabitable home. They provide safety, security, and cool air. Two types of shading exist, internal and external. External shading is more desirable due to its higher energy efficiency. However, internal shading blocks out more of the rays. Now why in God's name did I just waste 15 minutes defining a friggin windowshade????

 [ "window shading" ]

1: A lewd sex act where you smear fecal matter over your lover's face in a circular motion, similar to a "wiping the windows" type motion.

  * e.g.,  ... You should've seen that tape, she was window shading *all* over Cosby's face. 

 [ "Window shades" ]

1: Window shades

  * e.g.,  ... And you woke up and raise your window shades