window lock

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Noun1.window lock - a lock attached to the sashes of a double hung window that can fix both in the shut position
lock - a fastener fitted to a door or drawer to keep it firmly closed
window - a framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air
References in periodicals archive ?
Window next to flat roof: If you have a flat roof, make sure that any windows within reach have the relevant window lock and are perhaps fortified.
In fact, InterHome could also boost home security-by connecting door and window lock sensors to the computer, it can send a text message to the homeowner if they have forgotten to lock the front door, for instance.
He unscrewed the window lock and escaped down the roof.
NEW MILL: Dec 12 - Burglar smashes window, reaches in and uses key left in window lock to unlock window and enter.
Then window lock fabricator Archibald Kenrick & Sons appointed Citigate's to raise its profile in the trade and business press.
A strong window lock could therefore be worth its weight in gold.
Unless you have a window lock that's wired up to the mains and "fries" anyone who attempts to touch it, they're no deterrent.
A professionally-installed and clearly visible burglar alarm and door and window lock may make burglars think twice about attempting to get in to your property.
Mrs Finney blamed a faulty window lock for the accident.
Linda revealed that they complained to Renfrew-shire Council about the faulty window lock when Susan moved in last October.
Suspect drilled through UPVC frame and window lock to get in.