Englishfor English speakers
brush
Noun
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A brush is a tool with many thin pieces of plastic to smooth hair and wool.
brush
Verb
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If you brush something, you clean it with a brush.
I forgot to brush my teeth before going to bed.
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.
—
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.