Meaning & Definition of word "Thumb"

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    Thumb

    /θʌm/

    noun:

    • 1. The short, thick first digit of the human hand, which is opposable to the other four digits.
      • Example: He raised his thumb in approval.
    • 2. A similar digit in other animals or in certain objects.
      • Example: The monkey's thumb helped it grip the branch securely.
    • 3. A projection or protuberance resembling a thumb.
      • Example: The rock formation had a thumb-like shape.

    verb:

    • 1. To press, move, or touch something with the thumb.
      • Example: She thumbed through the pages of the book.
    • 2. To give a signal of approval or disapproval by raising or lowering the thumb.
      • Example: He thumbed up to indicate that everything was okay.

    Etymology

    From Old English þūma, related to other Germanic languages.

    Common Phrases and Expressions

    thumbs up:

    A gesture indicating approval or agreement.

    thumb through:

    To look through something quickly.

    thumb wrestle:

    A playful competition using the thumbs.

    Related Words

    opponent:

    One who opposes or competes against another.

    opposable:

    Able to be moved to touch the opposite side.

    Slang Meanings of thumb

    Meaning: Thumbs up

    Example Sentence: After the meeting, he gave a thumbs up to show he agreed.

    Meaning: Thumb sucker

    Example Sentence: The child is a thumb sucker, which can be a comforting habit.