pump-type pliers
- noun
- UK
- You can adjust the opening of pump-type pliers to fit different sizes of nuts and bolts.
Examples
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The mechanic reached for his pump-type pliers to loosen the stubborn pipe fitting.
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She prefers using pump-type pliers when working on plumbing repairs at home.
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I need a pair of pump-type pliers for this job.
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Have you seen my pump-type pliers?
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He used his pump-type pliers to tighten the bolt on the bicycle.
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The plumber always carries pump-type pliers for adjusting fittings on the job.
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With pump-type pliers, you can easily grip and turn large nuts or pipe fittings.
Synonyms
A hand tool with two joined arms and toothed jaws used to hold, bend, or cut things
A large adjustable tool with jaws that have teeth for gripping and turning pipes
A tool with two jaws that have teeth and that grips and turns pipes
A large metal tool with L-shaped jaws that grip tighter when you push the handle to turn pipes
A hand tool with a moving joint and jaws for gripping different sizes
A hand tool with a joint you can move to make the jaws open wider
A small tool with two long metal arms joined at one end used to hold, bend, or cut things
How Adjustable
Surface Forms
Morphology
pump-type + pliers
The compound is compositionally built: the pattern 'X-type' signals a category related to 'pump', and 'pliers' names the tool, so the phrase means 'pliers of the pump kind' (i.e., pliers used for pump/pipe fittings). Even if 'pump-type' is not listed as a dictionary headword, the productive '‑type' formation and the clear noun 'pliers' make the overall meaning directly inferable to a learner who knows the constituents.
Etymology
One simple idea is that the tool pump-type pliers gets its name from the way the handles and jaws slide into different positions, an action a bit like pumping up and down. So the name helps you remember that these pliers are 'adjustable' and can 'grip' many sizes of nuts, bolts, and pipes.