waddle

v. i.

  1. To walk with short steps, swaying the body from one side to the other, like a duck or very fat person; to move clumsily and totteringly along; to toddle; to stumble; as, a child waddles when he begins to walk; a goose waddles.

v. t.

  1. To trample or tread down, as high grass, by walking through it.