Englishfor English speakers
mark
Noun
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A mark is a single line left by a pen or pencil, or any small bit of color that got onto something.
You have a mark on your shirt from that tomato sauce you were eating.
mark
Verb
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To mark something is to put a mark on it.
The big rock marked the side of the car a little when she drove too close to it.
I marked the boxes so we would know which ones are mine.
Mark
Proper noun
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Mark is a male given name.
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.