Definitions of ruffle:

• noun:   a high tight collar
• noun:   a strip of pleated material used as a decoration or a trim
• noun:   a noisy fight
• verb:   pleat or gather into a ruffle

  Example: "Ruffle the curtain fabric"

• verb:   disturb the smoothness of

  Example: "Ruffle the surface of the water"

• verb:   erect or fluff up

  Example: "The bird ruffled its feathers"

• verb:   trouble or vex

  Example: "Ruffle somebody's composure"

• verb:   discompose

  Example: "This play is going to ruffle some people"

• verb:   stir up (water) so as to form ripples
• verb:   mix so as to make a random order or arrangement
• verb:   twitch or flutter
• verb:   to walk with a lofty proud gait, often in an attempt to impress others