Someone who has frequent sex, with anyone who will stoop low enough to fuck them, regardless of physical appearance and/or hygiene.
"So I heard you're dating that new waitress..."
"Yeah, why?"
"Dude, she's a doorknob -- everyone gets a turn. I tagged her twice last month. I saw your dad coming out of her apartment yesterday."
by Dharma Midget July 2, 2016
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A complete idiot who doesn't have a clue about anything.
A: that new song by greenday is awesome!
D: whats greenday
A: you're such a doorknob sometimes
by superwomin July 29, 2005
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This is what you say when someone else farts and you notice it before they say saftey ,you say doorknob. You can punch them until they toucha doorknob.
by The clit commander April 10, 2003
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Someone who is a doorknob is someone where everybody gets a turn. Do you see?
"That Natalie Peake is a right doorknob!"
by Halo August 30, 2003
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A mechanical device that secures hinged doors, thereby keeping your family safe from danger.
I sure am glad that my door has a doorknob so bad guys can't get in my house.
by Talek Malatabqcar (LP) December 17, 2005
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A listening device commonly utilized to hear if someone is dead, particularly Marley.
Emjay heard that he was dead through the doorknob
by fIoccinaucinihiIipiIification December 13, 2021
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