a pin or wedge inserted into a slot to secure something in place, a person who makes or fits cots

cotter joint, cotter key, cotter pin

Formal and Informal Expressions of cotter

In different contexts, you can replace 'cotter' with suitable alternatives. In a more formal setting, 'fastener' is apt. In informal speech or writing, 'pin' is a commonplace synonym.

cotter: Explore its Definition & Usage

cotter Definition

1a pin or wedge inserted into a slot to secure something in place
2a person who makes or fits cots

Using cotter: Examples

Take a moment to familiarize yourself with how "cotter" can be used in various situations through the following examples!

Example
The cotter pin holds the wheel on the axle.
Example
The cotter is responsible for assembling the cots for the nursery.

cotter Synonyms and Antonyms

Synonyms for cotter

Phrases with cotter

cotter joint
a joint made by inserting a cotter into a slot or hole and spreading the ends to prevent it from working loose
Example
The cotter joint is used to connect two rods together.
cotter key
a small metal wedge or pin used to secure a bolt or other fastener in place
Example
The cotter key keeps the nut from coming loose.
cotter pin
a metal pin with two tines that are bent back after insertion, used to secure a bolt or other fastener in place
Example
The cotter pin holds the wheel on the axle.

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Summary: cotter in Brief

A 'cotter' [ˈkɒtə] is a pin or wedge used to secure something in place. It can also refer to a person who makes or fits cots. Examples of its use include 'The cotter pin holds the wheel on the axle.' and 'The cotter is responsible for assembling the cots for the nursery.' The term also includes phrases like 'cotter joint,' 'cotter key,' and 'cotter pin,' which are all types of fasteners.