vanity

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Excessive pride in one's appearance or accomplishments; conceit. synonym: conceit.
• noun Something about which one is vain or conceited.
• noun Worthlessness, pointlessness, or futility.
• noun Something that is vain, futile, or worthless.
• noun A bathroom cabinet that encloses a basin and its water lines and drain, usually furnished with shelves and drawers underneath for storage of toiletries.

from The Century Dictionary.

• noun The character or state of being vain
• noun The desire of indiscriminate admiration; inflation of mind upon slight ground; empty pride, inspired by an overweening conceit of one's personal attainments or adornments, and making its possessor anxious for the notice and applause of others.
• noun Ostentation; ambitious display; pompous vaunting; pride; vainglory.
• noun That which is vain; anything empty, visionary, or unsubstantial
• noun Fruitless desire or endeavor; effort which produces no result.
• noun An empty or vain conceit; a trifle.
• noun In the Bible, a heathen deity, as having no proper existence.
• noun One of the personified vices in the old moralities and puppet-shows.

from the GNU version of the Collaborative International Dictionary of English.

• noun The quality or state of being vain; want of substance to satisfy desire; emptiness; unsubstantialness; unrealness; falsity.
• noun An inflation of mind upon slight grounds; empty pride inspired by an overweening conceit of one's personal attainments or decorations; an excessive desire for notice or approval; pride; ostentation; conceit.
• noun That which is vain; anything empty, visionary, unreal, or unsubstantial; fruitless desire or effort; trifling labor productive of no good; empty pleasure; vain pursuit; idle show; unsubstantial enjoyment.
• noun One of the established characters in the old moralities and puppet shows. See Morality, n., 5.
• noun same as dressing table.
• noun A cabinet built around a bathroom sink, usually with a countertop and sometimes drawers.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun That which is vain, futile, or worthless; that which is of no value, use or profit.
• noun Excessive pride in or admiration of one's own abilities, appearance or achievements.
• noun A dressing table used to apply makeup, preen, and coif hair. The table is normally quite low and similar to a desk, with drawers and one or more mirrors atop. Either a chair or bench is used to sit upon.
• noun Emptiness.
• noun obsolete Any idea, theory or statement that is without foundation.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun low table with mirror or mirrors where one sits while dressing or applying makeup
• noun feelings of excessive pride
• noun the quality of being valueless or futile
• noun the trait of being unduly vain and conceited; false pride