There isn't a defiant way, but polygraph tests come close to detecting lies because they measure the bodies physiologic reactions to questions.
Some people also indicate certain facial expressions, body movements, or start to release hormones in the adrenal glands, but it isn't a for sure way to tell if someone is lying.
a liar.....
a LIAR means a person that does not tell the truth about someone or something.
she lied
Never
you can open your mouth and tell her or you can send her a text message
habitual liar
go to google translate, they will tell you: Fac Mendax mendax igni
you tell him tell him take his lies and lie to another women..
you know your friend is a pathological liar basicly if they always have a tendency to lie and if they lie their way to deep in the lie to tell the truth. or if they constantly lie to cover up another lie and so on.
The famous movie Liar Liar, staring the actor Jim Carey, was directed by Tom Shadyac. The movie was released in 1997, and is about a small boy wishing his dad could no longer tell a lie.
liar
The word 'liar' is a noun, a word for someone who does not tell the truth; a teller of embellishments, fabrications, and lies; a word for a person.