noun. ['ˈɔɪlɝ'] a worker who oils engines or machinery.
1. Noun, singular or mass Remove the cage of the fan and its blade and then unscrew the brass oiler under the front bearing.
noun. ['ˈɔɪlɝ'] a cargo ship designed to carry crude oil in bulk.
noun. ['ˈɔɪlɝ'] a well that yields or has yielded oil.