- a short chain with a removable slide fitting that can be attached between the inside of a door and the doorjamb to prevent the door from being opened more than a few inches without the chain being removed.
Origin of door chain
Examples from the Web for door chain
Historical Examples of door chain
Natasha puts one end of the door-chain to a little hook in the door.The Old House and Other Tales
There was but one—the one that had been present when Uncle Mo was adjusting that door-chain.When Ghost Meets Ghost
William Frend De Morgan
With something like a shudder she let down the door-chain, unbarred the bolts, and opened the door.The Golden Butterfly