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Webster's Dictionary (1865)

2 entries under this word

Cotter

Cŏt'ter, n.

noun

n. A cottager. [Written also cottar, and formerly cottier.]

Cŏt'ter, n.

noun

n. A wedge-shaped piece of wood, iron, or other material, used for fastening the parts of a structure; a key.

☞ The cut shows a section of a strap-head. The strap D is held upon the end of the connecting-rod B by the gibs I. The cotter or key K holds in the gibs and tightens the brasses C upon the crank-pin A. O is the oil-box or oil-cup.

A labeled mechanical cross-section shows a cotter pin passing through joined parts.
Cotter.
The text describes a section of a strap-head and explains how its strap, gibs, cotter, brasses, and oil-box are arranged.
The cut shows a section of a strap-head. The strap D is held upon the end of the connecting-rod B by the gibs I. The cotter or key K holds in the gibs and tightens the brasses C upon the crank-pin A. O is the oil-box or oil-cup.