Definition of idler in English:


Syllabification: i·dler
Pronunciation: /ˈīdlər


  • 2A pulley that transmits no power but guides or tensions a belt or rope.
    More example sentences
    • The service rep had a look at it and said that it wasn't the water pump, but an idler pulley (just there to keep the belt running the right way), meaning that the repair would be even cheaper.
    • Once released, the logs crashed down, bouncing on the impact idlers before the belt shot them forward into the drum, and then I engaged the drive shaft.
    • Someone might have oiled the rollers and idler pulley with too much oil or have gotten oil in some place it is not supposed to be.
  • 2.1An idle wheel.
    More example sentences
    • The large drive sprocket is clearly visible to the front of the first road wheel and the idler wheel is at the back.
    • Check the bushing, idler, and driver wheel on the seed carrier.
    • The drive sprocket is at the rear and the idler at the front, and there are no track return rollers.

More definitions of idler

Definition of idler in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day skosh
Pronunciation: skōSH
a small amount; a little