Source : Webster's Revised Unabridged Dictionary (1913)

Queen \Queen\, v. i.
   To act the part of a queen. --Shak.

Queen \Queen\, v. i. [imp. & p. p. {Queened}; p. pr. & vb. n.
   {Queening}.] (Chess.)
   To make a queen (or other piece, at the player's discretion)
   of by moving it to the eighth row; as, to queen a pawn.

Queen \Queen\, n. [OE. quen, quene, queen, quean, AS. cw[=e]n
   wife, queen, woman; akin to OS. qu[=a]n wife, woman, Icel.
   kv[=a]n wife, queen, Goth. q[=e]ns. [root]221. See {Quean}.]
   1. The wife of a king.

   2. A woman who is the sovereign of a kingdom; a female
      monarch; as, Elizabeth, queen of England; Mary, queen of
      Scots.

            In faith, and by the heaven's quene.  --Chaucer.

   3. A woman eminent in power or attractions; the highest of
      her kind; as, a queen in society; -- also used
      figuratively of cities, countries, etc. `` This queen of
      cities.'' `` Albion, queen of isles.'' --Cowper.

   4. The fertile, or fully developed, female of social bees,
      ants, and termites.

   5. (Chess) The most powerful, and except the king the most
      important, piece in a set of chessmen.

   6. A playing card bearing the picture of a queen; as, the
      queen of spades.

Source : WordNet®

queen
     n 1: the only fertile female in a colony of social insects such
          as bees and ants and termites; its function is to lay
          eggs
     2: a female sovereign ruler [syn: {queen regnant}, {female
        monarch}] [ant: {king}, {king}]
     3: the wife or widow of a king
     4: something personified as a woman who is considered the best
        or most important of her kind; "Paris is the queen of
        cities"; "the queen of ocean liners"
     5: a competitor who holds a preeminent position [syn: {king}, {world-beater}]
     6: offensive terms for an openly homosexual man [syn: {fagot},
        {faggot}, {fag}, {fairy}, {nance}, {pansy}, {queer}, {poof},
         {poove}, {pouf}]
     7: one of four face cards in a deck bearing a picture of a
        queen
     8: (chess) the most powerful piece
     9: especially large and only member of a colony of naked mole
        rats to bear offspring sired by only a few males
     10: female cat [syn: {tabby}]

queen
     v 1: promote to a queen, as of a pawn in chess
     2: become a queen; "her pawn queened"