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1.
someone is "behind the door" when they only have a simple understanding of a situation, a person is ignorant or oblivious to the full meaning of a situation or is naive. Often used when talking about sexual meanings or situations.
"I don't think he understands"
"Yeh, he's a bit behind the door"
by Paul Barry Knowles May 28, 2008

Words related to behind the door

ignorant naive oblivious sexual understanding