The Collaborative International Dictionary of English v.0.48:

Tussle \Tus"sle\, n.
   A struggle; a scuffle. [Colloq.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Tussle \Tus"sle\, v. i. & t. [See Tousle.]
   To struggle, as in sport; to scuffle; to struggle with.
   [Colloq.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

tussle
    n 1: disorderly fighting [syn: hassle, scuffle, tussle,
         dogfight, rough-and-tumble]
    v 1: fight or struggle in a confused way at close quarters; "the
         drunken men started to scuffle" [syn: scuffle, tussle]
    2: make messy or untidy; "the child mussed up my hair" [syn:
       muss, tussle]