Cleaning The Windows 

The act of a lonely male in his teen years using paper towels and lubricant to relieve his horniness for a little while longer. AKA Jackin' off

Andrew was cleaning the windows.

Cleaning The Windows by a_lonely_boy July 27, 2012

Cleaning the windows inside and out 

An act of female self-love where the clitoris and vagina are stimulated simultaneously.

Both Mandy's hands were under the covers, she was obviously cleaning the windows inside and out

Cleaning the windows inside and out by Jimbob1984 March 1, 2016