childproof window

noun
UK /ˈtʃaɪldpruːf ˈwɪndəʊ/
US /ˈtʃaɪldpruːf ˈwɪndoʊ/

A childproof window is a window made safe so young children cannot open it or get hurt.

We installed a childproof window in the nursery so our toddler can't climb out.


OTHER MEANINGS

2. A window fitted with a restrictor that limits how far it can open.

The childproof window only opens a few inches for ventilation.

3. A window with safety glass that resists breaking.

The playroom has a childproof window with laminated glass.

4. A window designed with locks placed out of a child's reach.

Their childproof window has a key lock near the top of the frame.