Englishfor English speakers
thumb
Noun
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A thumb is the part of your hand that looks like a short, fat finger. Most people have a thumb on each hand.
In many countries, pointing your thumb up means, "good".
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A thumb or thumbnail is a small picture on a computer that you can click on to see a larger picture.
thumb
Verb
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When someone thumbs, they are standing by a road waiting for someone to give them a ride.
I thumbed down a pickup truck to take me to San Antonio.
head
Noun
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The head is the highest and most important part of the body.
He put his head on the desk and fell asleep.
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The head Is the owner of something.
After the problems, the head of the company left.
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The bathroom on a ship is called the head.
head
Verb
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To go in a direction is to head there.
Bill heads for the mall after work.