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 02, 2016
Get the doorknob neck gaiter and mug.
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
Get a doorknob mug for your cousin Larisa.
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
Get a doorknob mug for your dog Vivek.
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
Get a doorknob mug for your daughter-in-law Julia.
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
Get a doorknob mug for your girlfriend Riley.
(noun)
1. Term to describe your basic slut; with a doorknob, everyone typically gets a turn.
"What a doorknob- she went through the entire football team like a full nfl season in one weekend!!"
by jedi_freshie December 30, 2014
Get a doorknob mug for your mama Julia.