Acronym of vaginal intraepithelial neoplasia.
"The biopsy results confirmed a diagnosis of VAIN, indicating severe dysplasia in the lower vagina."
In plain English: A vain person is someone who thinks too highly of themselves and cares only about their own appearance or achievements.
"His vain was evident when he spent all evening admiring his new car in the mirror."
characteristic of false pride; having an exaggerated sense of self-importance
"a conceited fool"
"an attitude of self-conceited arrogance"
"an egotistical disregard of others"
"so swollen by victory that he was unfit for normal duty"
"growing ever more swollen-headed and arbitrary"
"vain about her clothes"
unproductive of success
"a fruitless search"
"futile years after her artistic peak"
"a sleeveless errand"
"a vain attempt"
Overly proud of oneself, especially concerning appearance; having a high opinion of one's own accomplishments with slight reason.
"He spent hours admiring his reflection in every shop window, vain about how perfectly styled his hair looked that morning."
In plain English: Vain means having an excessive pride in yourself and your appearance while caring too much about what other people think of you.
"He spent too much time admiring his reflection in the mirror because he was vain about how good-looking he thought he was."
Usage: Use "vain" to describe someone who is excessively concerned with their looks or abilities rather than simply being confident. Do not confuse this adjective with the noun "van," which refers to a large vehicle.
The word "vain" comes from the Latin vānus, which meant "empty." It traveled into English through Old French and Middle English while retaining its original sense of emptiness or worthlessness.