sash lock
Definition
Noun: A sash lock is a type of lock specifically designed for double-hung windows. It is attached to the meeting rails (the parts where the top of the bottom sash and the bottom of the top sash meet) and, when engaged, secures both window sashes in a closed and fixed position to prevent them from being opened.
Usage
The term sash lock is used to describe the physical locking mechanism on a traditional double-hung window. It is a specific component in window hardware.
Examples
- Before going to bed, she checked that the sash lock was fastened.
- The old window was drafty because the sash lock was broken and the sashes didn't close tightly.
- You need a key to operate this type of sash lock.
Advanced Usage
- Security Feature: In discussions about home security, a sash lock is mentioned as a basic but important feature to prevent intruders from easily sliding a window open.
- Component Specification: When ordering replacement parts or describing window repair, one might specify the need for a "brass sash lock" or a "sash lock with a key."
Variants and Related Words
- Sash fastener: A very close synonym, often used interchangeably with sash lock.
- Window lock: A more general term that can include sash locks, but also refers to locks on casement, sliding, or other window types.
- Double-hung window: The type of window for which a sash lock is designed.
Synonyms
- Sash fastener
- Window catch (though this can sometimes imply a simpler latch)
Antonyms
- Sash release
- Window opener
Related Phrases
- To engage the sash lock: To lock the window by activating the sash lock.
- A keyed sash lock: A sash lock that requires a key to lock or unlock it, offering higher security.
Noun
-
a lock attached to the sashes of a double hung window that can fix both in the shut position
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