Englishfor English speakers
a
Determinative
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A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
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A is the first letter of the alphabet.
The letter "a" comes before "b".
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In some schools, an A is a very high grade.
Ron got an A on his earth science test.
loose
Adjective
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If something is loose, it moves easily or may come away from what it is attached to.
His tooth is loose and will probably come out in a day or two.
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If something is loose, it does not fit closely.
My pants are so loose that they keep falling down.
cannon
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noun
a large artillery gun that is usually on wheels
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noun
heavy automatic gun fired from an airplane
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noun
(Middle Ages) a cylindrical piece of armor plate to protect the arm
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noun
heavy gun fired from a tank
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noun
lower part of the leg extending from the hock to the fetlock in hoofed mammals
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verb
make a cannon
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verb
fire a cannon
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noun
(= carom)
a shot in billiards in which the cue ball contacts one object ball and then the other