shrug
    n 1: a gesture involving the shoulders
    v 1: raise one's shoulders to indicate indifference or
         resignation

Shrug \Shrug\ (shr[u^]g), v. t. [imp. & p. p. Shrugged
   (shr[u^]gd); p. pr. & vb. n. Shrugging (shr[u^]g"g[i^]ng).]
   [Probably akin to shrink, p. p. shrunk; cf. Dan. skrugge,
   skrukke, to stoop, dial. Sw. skrukka, skruga, to crouch.]
   To draw up or contract (the shoulders), especially by way of
   expressing doubt, indifference, dislike, dread, or the like.
   [1913 Webster]

         He shrugs his shoulders when you talk of securities.
                                                  --Addison.
   [1913 Webster]

Shrug \Shrug\, v. i.
   To raise or draw up the shoulders, as in expressing doubt,
   indifference, dislike, dread, or the like.
   [1913 Webster]

         They grin, they shrug.
         They bow, they snarl, they snatch, they hug. --Swift.
   [1913 Webster]

shrug \shrug\, n.
   A gesture consisting of drawing up the shoulders, -- a motion
   usually expressing doubt, indifference, or dislike; -- it is
   sometimes accompanied by a slight turning of the hands
   outward or upward. Such a gesture may be made, as in
   answering "who knows" to a question, suggesting utter
   ignorance of an answer and a disinclination to pursue the
   topic further.
   [1913 Webster +PJC]

         On Sept. 23, in a major speech in New York, the
         chairman of the Securities and Exchange Commision,
         Arthur Levitt asked the Big Board to spike the rule
         [Rule 390] in the interest of free and unfettered
         markets. . . . Mr. Grasso responded with a shrug,
         saying that he had no plans to kill the rule.
                                                  --Gretchen
                                                  Morgenson (N.
                                                  Y. Times Nov.
                                                  28, 1999 sect.
                                                  3 p. 1.
   [PJC]

         The Spaniards talk in dialogues
         Of heads and shoulders, nods and shrugs. --Hudibras.
   [1913 Webster]