Synonym: boastful, conceited, egocentric, egotistical, fruitless, futile, haughty, ineffectual, lofty, proud, self-centered, unsuccessful. Antonym: effective, effectual. Similar words: in vain, maintain, prevail, available, be available, availability, pain, ain't. Meaning: [veɪn] 
adj. 1. characteristic of false pride; having an exaggerated sense of self-importance 2. unproductive of success.
adj. 1. characteristic of false pride; having an exaggerated sense of self-importance 2. unproductive of success. 211. What have I to do with party politics or vain amusements?Am I a Christian?Let me make my service of Jesus my occupation, my lifework, my one pursuit.
212. Let us write our true comity in the vain network ~!
213. And plans are afoot to turn the bureau into an independent agency, in the probably vain hope that this would free it from politics.
214. And such a prophecy would not have been an altogether vain one.
215. You will try , try in vain to repeat windfall gain.
216. It is in vain an unbeliever to take up the outward show of another man's profession.