Adjective

(en-adj)

Overly proud of oneself, especially concerning appearance; having a high opinion of one's own accomplishments with slight reason.

* (rfdate) Leo Rosten

Every writer is a narcissist. This does not mean that he is vain ; it only means that he is hopelessly self-absorbed.

Having no real substance, value, or importance; empty; void; worthless; unsatisfying.

* (William Shakespeare) (1564-1616)

thy vain excuse

* Bible, (w) v. 6

Let no man deceive you with vain words.

* (John Milton) (1608-1674)

Vain wisdom all, and false philosophy.

Effecting no purpose; pointless, futile.

* (John Dryden) (1631-1700)

Vain is the force of man / To crush the pillars which the pile sustain.

* (rfdate) William of Occam

It is vain to do with more what can be done with fewer.

*{{quote-book, year=1922, author=(Ben Travers)

, chapter=6, title= A Cuckoo in the Nest , passage=But Sophia's mother was not the woman to brook defiance. After a few moments' vain remonstrance her husband complied. His manner and appearance were suggestive of a satiated sea-lion.}}

Showy; ostentatious.

* (Alexander Pope) (1688-1744)

Load some vain church with old theatric state.

Adjective

(en adjective)

Alert, awake.

Aware.

* , chapter=5

, title= The Mirror and the Lamp , passage=Here, in the transept and choir, where the service was being held, one was conscious every moment of an increasing brightness; colours glowing vividly beneath the circular chandeliers, and the rows of small lights on the choristers' desks flashed and sparkled in front of the boys' faces, deep linen collars, and red neckbands.}}

*

Once again the animals were conscious of a vague uneasiness.

Aware of one's own existence; aware of one's own awareness.

* 1999 , Eckhart Tolle, The Power of Now , Hodder and Stoughton, pages 61–62:

The best indicator of your level of consciousness is how you deal with life's challenges when they come.  Through those challenges, an already unconscious person tends to become more deeply unconscious, and a conscious' person more intensely ' conscious .