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  1. INSANE Definition & Meaning - Merriam-Webster

    The meaning of INSANE is exhibiting a severely disordered state of mind. How to use insane in a sentence.

  2. INSANE | English meaning - Cambridge Dictionary

    INSANE definition: 1. very annoyed, angry, upset, or excited, often so that you cannot think or behave normally: 2…. Learn more.

  3. INSANE Definition & Meaning | Dictionary.com

    INSANE definition: (not in technical use as a medical diagnosis) not sane; not of sound mind; mentally deranged. See examples of insane used in a sentence.

  4. Insane - definition of insane by The Free Dictionary

    Define insane. insane synonyms, insane pronunciation, insane translation, English dictionary definition of insane. afflicted with mental derangement, having a disordered mind, mad: Her bizarre threats …

  5. INSANE definition in American English | Collins English Dictionary

    If you describe a decision or action as insane, you think it is very foolish or excessive.

  6. insane - WordReference.com Dictionary of English

    WordReference Random House Unabridged Dictionary of American English © 2025 in•sane (in sān′), adj. not sane; not of sound mind; mentally deranged. of, pertaining to, or characteristic of a person …

  7. insane, adj. & n. meanings, etymology and more | Oxford English …

    insane, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

  8. insane - Wiktionary, the free dictionary

    2 days ago · (slang) Extremely good; incredibly amazing. quotations That guy is insane at FPS games.

  9. What does insane mean? - Definitions.net

    Insane refers to a state of severe mental illness or mental disorder, characterized by a significant impairment in one's ability to think, reason, or perceive reality. It is often marked by unpredictable or …

  10. insane | meaning of insane in Longman Dictionary of Contemporary ...

    insane meaning, definition, what is insane: completely stupid or crazy, often in a w...: Learn more.