subtleswitch
nounUK /ˈsʌtəl swɪtʃ/
US /ˈsʌtəl swɪtʃ/
A switch that changes something in a small, quiet way.
The subtleswitch on the lamp lets you dim the light just a little.
OTHER MEANINGS
2. A hidden or hard-to-notice change in a system or plan.
The new rule was a subtleswitch that few people noticed at first.
3. A person who quietly changes their mind or behavior.
He was a subtleswitch, slowly warming up to the idea over weeks.
4. A small, gradual shift in mood or tone.
There was a subtleswitch in her voice when she talked about home.
5. A device that makes tiny adjustments to a machine.
The engineer used a subtleswitch to fine-tune the motor.