[f. WELD v. + -ER1.]

1

  1.  One who welds; spec., a smith employed exclusively in welding.

2

1828–32.  Webster.

3

1846.  Greener, Sci. Gunnery, 146. The spirals being thus formed, the welders commence their day’s work.

4

1854.  B’ham P.O. Directory, 683/2. Of the gun trade are the following:… gun barrel borers, filers, welders, ribbers.

5

1918.  Chamb. Jrnl., Aug., 532/2. This was done by engaging every available machinery welder and patcher.

6

  2.  A welding-machine.

7

1896.  Cyclist, 8 Jan., 25. A 40 kilowatt welder … occupies the following floor space.

8