To be “able to do something blindfolded” or “able to do something standing on one’s head” means to perform a task with great ease and proficiency, often with such confidence that it seems the person could do it without even thinking or seeing. These idioms are used informally to emphasize how simple a task is for someone due to their skill or experience.

Meaning and origin:

These idioms stem from the idea of a challenge—doing something “blindfolded” or “standing on one’s head” makes the task much more difficult. So, when someone claims they can perform an activity in such a way, it underscores how easy the task is for them. It’s a playful exaggeration that conveys mastery or expertise in a particular area.

Examples of usage:

In driving tests:

“Bill boasted that he could pass his driver’s test blindfolded, he’s been practicing so much.”

In computer programming:

“Mary is so good with computers, she can program blindfolded.”

In surgery:

“Dr. Jones is such an expert surgeon. He can take out an appendix standing on his head.”

Why and when to use this idiom:

    These idioms are often used in informal conversations to express confidence or expertise in a lighthearted way. They’re perfect for situations where someone is very familiar with a task and can complete it effortlessly. English learners can use these idioms when discussing something they are very skilled at, making their speech more colorful and engaging.

    Equivalent expressions:

    • “With my eyes closed” – To do something easily without needing much thought.
    • “In my sleep” – Another informal way to say you can do something very easily.
    • “Second nature” – A task that is so familiar that it comes naturally without much effort.

    Learning idioms like “able to do something blindfolded” helps learners express confidence and proficiency in a humorous and effective way.

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