Noun: quirk mouldingUsage: Brit, Cdn (US: quirk molding)- A moulding having a small groove in it
"The quirk moulding added a subtle detail to the room's trim";
- quirk molding [N. Amer]
Derived forms: quirk mouldings
Type of: molding [N. Amer], moulding [Brit, Cdn]