The Collaborative International Dictionary of English v.0.48:

Fuss \Fuss\ (f[u^]s), n. [Cf. Fusome.]
   1. A tumult; a bustle; unnecessary or annoying ado about
      trifles. --Byron.
      [1913 Webster]

            Zealously, assiduously, and with a minimum of fuss
            or noise                              --Carlyle.
      [1913 Webster]

   2. One who is unduly anxious about trifles; a fussbudget.
      [R.]
      [1913 Webster]

            I am a fuss and I don't deny it.      --W. D.
                                                  Howell.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Fuss \Fuss\, v. i. [imp. & p. p. Fussed; p. pr. & vb. n.
   Fussing.]
   To be overbusy or unduly anxious about trifles; to make a
   bustle or ado. --Sir W. Scott.
   [1913 Webster]

WordNet (r) 3.0 (2006):

fuss
    n 1: an excited state of agitation; "he was in a dither"; "there
         was a terrible flap about the theft" [syn: dither,
         pother, fuss, tizzy, flap]
    2: an angry disturbance; "he didn't want to make a fuss"; "they
       had labor trouble"; "a spot of bother" [syn: fuss,
       trouble, bother, hassle]
    3: a quarrel about petty points [syn: bicker, bickering,
       spat, tiff, squabble, pettifoggery, fuss]
    4: a rapid active commotion [syn: bustle, hustle, flurry,
       ado, fuss, stir]
    v 1: worry unnecessarily or excessively; "don't fuss too much
         over the grandchildren--they are quite big now" [syn:
         fuss, niggle, fret]
    2: care for like a mother; "She fusses over her husband" [syn:
       mother, fuss, overprotect]