Dictionary.com

firestop

[ fahyuhr-stop ]
/ ˈfaɪərˌstɒp /
Save This Word!

noun
any object built into a building frame to block a concealed hollow space through which a fire might pass from one part of the building to another.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of firestop

An Americanism dating back to 1895–1900; fire + stop
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
FEEDBACK