Other forms: liars
A liar is somebody who tells untruths. A terrible liar, calling him a liar, a compulsive liar.
Note the spelling: liar with an a, not lier, which is somebody lying down. Calling somebody a liar is among the strongest things you can say, which is why parliament forbids it and members must accuse each other of inadvertence instead.
1nounliarSomebody who tells untruths.
“Don't believe a word he says; he's a terrible liar.”
liar is a person.
Old English leogere comes from leogan, to lie, from a Germanic root.
Proto-Germanic
*leugārijaz — liar
Proto-West Germanic
*leugārī
Old English
lēgere
Middle English
lier
English, today
liar
Built from
Middle English lier, liere, lyere, liȝer, lieȝer, legher, from Old English lēgere, lēogere (“liar, false witness, hypocrite”), from Proto-West Germanic leugārī, from Proto-Germanic leugārijaz (“liar”), from leuganą + -ārijaz, equivalent to lie + ar. More at lie.
Etymology from Wiktionary, CC BY-SA