idler
/ˈaɪdlər/
noun
- A person who avoids work or spends time doing nothing.
- The town was full of idlers sitting on benches all day.
- He was known as an idler who never held a job for more than a month.
- My grandmother called me an idler for lying in bed until noon.
- A wheel or gear that transmits motion between two other wheels or gears, often used to change direction or tension.
- The idler pulley helps keep the belt tight in the lawnmower.
- The mechanic replaced the idler in the engine's belt system.
- A broken idler gear caused the machine to stop working.
Antonyms