Thumb Meaning and Definition
Thumb
Pronunciation
/θʌm/
Part of Speech
Noun
Definition
A short, thick digit on the human hand, opposable to the other fingers, used for grasping and manipulation.
Examples
- Use your thumb to press the button.
- The athlete broke his thumb during the game.
Synonyms
- Digit
- Finger
Antonyms
- Finger
- Toe
Additional Information
The thumb is a vital part of human dexterity, allowing us to perform a wide range of actions, from simple grasping to complex manipulation. It is also essential for tasks that require precision, such as writing or typing.
The thumb is made up of two bones, the proximal phalanx and the distal phalanx, which are connected by a joint. This joint allows for flexion, extension, and rotation of the thumb.
In some cultures, the thumb is considered a symbol of power, strength, or good luck. For example, in ancient Greece, the thumb was associated with the god Apollo.
Etymology
The word “thumb” comes from the Old English “þuma”, which is derived from the Proto-Germanic “*thumiz”, meaning “thick” or “stout”. This is related to the Proto-Indo-European “*tew-“, meaning “to swell”.
Usage Notes
The word “thumb” is often used in idiomatic expressions, such as “thumb through” a book or “give a thumbs up”. It can also be used to refer to the act of using one’s thumb to operate a device, such as a phone or a video game controller.
Cultural References
The thumb has appeared in various forms of art and literature throughout history. For example, in Michelangelo’s famous sculpture “David”, the protagonist is depicted with a prominent thumb.
Idiomatic Expressions or Phrases
- Thumb through
- Give a thumbs up
- Twiddle one’s thumbs
Related Words or Phrases
- Finger
- Hand
- Dexterity
Collocations
- Thumb and finger
- Thumb nail
- Thumb joint
Frequency of Use
The word “thumb” is commonly used in everyday language, with a frequency of around 1.5 per 10,000 words.
Common Misspellings
- Thum
- Thumbb
- Thumbe