Definition of "doorknob" [doorknob]

• A knob-shaped handle for opening and closing a door. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "It's simple for a thief to break glass panels and then reach in and open a doorknob from the inside."
• "Keep it sad around here for Tommy’s sake, he said, and went back to the lobby, where he pulled the doorknob from the wall."
• "The doorknob is the homeowner’s property, and pulling particles from that property seizes those particles."