doorstop

[ dawr-stop, dohr- ]

/ ˈdɔrˌstɒp, ˈdoʊr- /

a device for holding a door open, as a wedge or small weight.

Also called slamming stile, stop. (in a doorframe) a strip or projecting surface against which the door closes.

a device for preventing a door from striking a wall or an object on a wall, as a small rubber-covered projection.

Origin of doorstop

An Americanism dating back to 1870–75; door + stop

doors, doorsill, doorstead, doorstep, doorstone, doorstop, doorway, doorwoman, dooryard, doosra, doover

Occasionally a pamphlet for a salsa class might be tossed on a doorstop or stuck on a pole near a bus stop.

Iran’s Becoming a Footloose Nation as Dance Lessons Spread |IranWire |January 2, 2015 |DAILY BEAST
Here are some of the juiciest bits of the 652-page doorstop.

Speed Read: The Juiciest Bits From a New Book on the Duke Lacrosse Scandal |William O’Connor |April 8, 2014 |DAILY BEAST
Beck proudly announces that he now uses a bust of TR as a doorstop in a symbolic show of his displeasure.

The GOP's War on Teddy Roosevelt |John Avlon |March 9, 2010 |DAILY BEAST
Anne hugged Patricia, and departed for her own room, stumbling over the doorstop as she went out.

The Mystery of Arnold Hall |Helen M. Persons

Then he put it on the rim of the chest in such a position that if the lid were to fall it would be stopped by the doorstop.

The Eyes Have It |Gordon Randall Garrett

doorstop

/ (ˈdɔːˌstɒp) /

a heavy object, wedge, or other device which prevents an open door from moving

a projecting piece of rubber, etc, fixed to the floor to stop a door from striking a wall

informal a very thick book