toggleloop
nounUK /ˈtɒɡəlˌluːp/
US /ˈtɑːɡəlˌluːp/
A toggleloop is a little loop you flip on and off to turn something on or off.
She pulled the toggleloop on her backpack to make the strap longer.
OTHER MEANINGS
2. A repeating cycle that switches back and forth between two states.
The machine got stuck in a toggleloop, turning on and off all night.
3. A small loop of cord used to fasten a toggle on a coat.
He fixed the toggleloop on his winter coat so it would stay closed.
4. In computing, a setting that keeps flipping between two options.
The app's toggleloop kept changing the theme from light to dark.