Webster's Revised Unabridged Dictionary · 1913

Welder

Welder , noun

One who welds, or unites pieces of iron, etc., by welding.

Welder , noun

1.
One who welds, or wields. [Obsolete]
2.
A manager; an actual occupant. [Ireland. Obsolete]
The welder... who... lives miserably. — Swift