noun, verb, lied, ly·ing.
1. a false statement made with deliberate intent to deceive; an intentional untruth; a falsehood.
2. something intended or serving to convey a false impression; imposture: His flashy car was a lie that deceived no one.
3. an inaccurate or false statement.
4. to speak falsely or utter untruth knowingly, as with intent to deceive.
5. to express what is false; convey a false impression.
6. to bring about or affect by lying (often used reflexively): to lie oneself out of a difficulty; accustomed to lying his way out of difficulties.
—Idioms8. give the lie to, a. to accuse of lying; contradict.
b. to prove or imply the falsity of; belie: His poor work gives the lie to his claims of experience.