The meaning of LUNATIC is someone affected with a severely disordered state of mind. How to use lunatic in a sentence.

Lunatic is a term referring to a person who is seen as mentally ill [1], dangerous, foolish, [2][3] or crazy [4] —conditions once attributed to "lunacy". The word derives from lunaticus meaning "of the moon" …

LUNATIC definition: (no longer in technical use; now considered offensive) an insane person. See examples of lunatic used in a sentence.

LUNATIC definition: 1. someone who behaves in a silly or dangerous way: 2. a word for a person who has a mental…. Learn more.

1. Affected by lunacy; mentally deranged. 2. Of or for people who are mentally deranged. 3. Wildly or giddily foolish: a lunatic decision.

If you describe someone as a lunatic, you think they behave in a dangerous, stupid, or annoying way.

Definition of lunatic noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Vague recollections of Edgar Allan Poe and the works of Charles Reade had surrounded the term lunatic asylum with an atmosphere of feather beds and brutality; the word lunatic conjured up in his …

"Lunatic" is an informal term referring to people who are considered mentally ill, dangerous, foolish or unpredictable; conditions once called lunacy. The term may be considered insulting in serious …

Lunatic definition: A person who is affected by lunacy; a mentally deranged person.