Definition of "curler"

There was also hairdressing: hairdressing, too, really was hairdressing in those times — no running a comb through it and that was that. It was curled, frizzed, waved, put in curlers overnight, waved with hot tongs; […].

1977, Agatha Christie, chapter 4, in An Autobiography, part II, London: Collins

Lampard was replaced by Kalou but the substitute immediately gave the ball to Jonas, whose 25-yard curler was tipped wide by Cech.

2011 September 28, Jon Smith, “Valencia 1-1 Chelsea”, in BBC Sport