Jenifer: Hey Sally, how'd it go with that dude last night?
Sally: Well, he didn't turn me on, if you know what i mean?
Jenifer: No... not really?
Sally: Well, have you ever met a fat midget?
Jenifer: What?!?
Sally: He was a door knob... all head no shaft.
A person who walks up to a business before (or after) hours where the business hours are clearly displayed and proceeds to grab the handle and attempt to open the doorforcefully.
Modern replacement of the Door Bell. The action of calling your friend on their cell phone to let them know you are outside there house rather than simply ringing the bell itself.
Typical Door Cell:
Friend waiting in car: "Hey, Jake? Im parked right in front of your house."
At Pyramid Plunder in the online game runescape, sometimes when you open all 4 doors in a room they wont take you to the next one. this is due to the reset system which moves the doors so its harder to find the right one. It can be emensly frustrating and time consuming.