Englishfor English speakers
black
Noun
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The darkest color; with no light; the color of the sky at night.
He stood alone in the black of the night.
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Blacks are people of a race with dark coloured skin.
There were many whites, some blacks and native Americans, and a few Asians.
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If a company is in the black, it is making a profit. (opposite = in the red)
It took a year for the restaurant to get in the black.
black
Adjective
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colored black
The black dog was the color of night.
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If someone is black, they belong to a race with dark-coloured skin.
It's still difficult for a black person to become a manager.
About 30 percent of Southfield's 80,000 citizens are black.
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About a race with dark-coloured skin.
More and more universities are offering courses in black history.
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Black coffee or tea has no milk in it.
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If something is black, it is very bad.
The day the war started was a black day in history.
black
Verb
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If you black something, you color it black.
He blacked his boots before the party.
They blacked out the windows so the light would not be seen outside.
A number of lines in the report were blacked out.
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If you black out, you stop seeing and hearing everything around you and you fall down.
After his tenth beer, he blacked out and we couldn't wake him up.
acid
Noun
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An acid is a liquid with a high number of hydrogen ions in it that can burn things.
Fruit often has a little acid in it.
The acid burned the table.
Acids taste sour but bases taste bitter.
acid
Adjective
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If something is acid, it is like an acid, from an acid, or acidic.
The factories nearby have made the lake more acid.
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If something has an acid taste, it is sour.
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If something said or done to you was acid, it was hurtful.
Their acid comments are painful.