Meaning & use
thumb
The short, thick first digit of the human hand, set apart from the other four fingers.
See it in a sentence
He gave a thumbs-up to show that the plan worked.
She hurt her thumb trying to open the stubborn jar.
A note on using this word
Appears in many idioms, such as 'thumbs up,' 'rule of thumb,' and 'under someone's thumb.'
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. verb
To signal for a ride by holding out one's thumb, or to flip through pages quickly.
He thumbed through the magazine while waiting for his appointment.
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