'Nailer' definitions:

Definition of 'nailer'

From: WordNet
noun
A worker who attaches something by nailing it

Definition of 'Nailer'

From: GCIDE
  • Nailer \Nail"er\, n.
  • 1. One whose occupation is to make nails; a nail maker. [1913 Webster]
  • 2. One who fastens with, or drives, nails. [1913 Webster]