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Administering oral sex in an outdoor space (on grass)
the saying refers to getting your knees wet on wet grass when giving head.
the saying can been changed to refer to past, present or future tenses.
e.g
" the bitch got her knees wet last night"
"aww yeah get your knees wet!"
"your getting your knees wet"
"hey wanna go get your knees wet?"
by will janes November 13, 2007
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