turnbuttons
nounUK /ˈtɜːnˌbʌtənz/
US /ˈtɝːnˌbʌtənz/
Turnbuttons are small fasteners that you twist to keep a door or window closed.
She turned the turnbuttons to lock the cupboard doors.
OTHER MEANINGS
2. Small pivoting buttons used to hold a picture frame or panel in place.
The framer used turnbuttons to keep the backing board tight.
3. Rotating buttons on clothing or bags that fasten a flap.
He undid the turnbuttons on his satchel to get his notebook.
4. Twist-style fasteners on furniture or cabinets that secure a door.
The old cabinet had brass turnbuttons that clicked when turned.