Englishfor English speakers
arm
Noun
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One of the upper limbs people have; arms start at the shoulder and go down to the wrist, sometimes the hand is included.
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A weapon.
arm
Verb
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To give or sell weapons to a person, group, or country.
Our taxes pay to arm the military.
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To get a tool or a weapon ready for action; to activate.
Remember to arm the alarm system.
clamp
Noun
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A clamp is a device that holds and fixes machine elements together.
clamp
Verb
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If you clamp something, you fasten it in place or together with a clamp.
Please use a vise to clamp the pieces of wood together.
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If you clamp onto something, you hold it tightly.
She had to clamp a hand over her mouth to stop herself from laughing.
lever
Noun
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A lever is a simple tool, a bar resting on a fixed point. If one end of the bar is pushed, the force is used at the other end.
A see-saw in a childrens' playground is a simple lever.
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A lever is a long handle used to operate a machine.
The signalman pulled on the lever to change the railway signals.
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Lever is to use something to do something else.
He used his charm as a lever to get past the guards at the gate.
lever
Verb
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To lever is to move or lift something with lever.
She used a long pole to lever the large rock out of the way.