Definition of redheads:
(n) :
A person with red hair.
(n) :
A North American duck (Aythya americana) highly esteemed as a game bird.
(n) :
A kind of milkweed (Asclepia curassavica), with red flowers, formerly used in medicine.
(n) :
Red-headed vulture (Sarcogyps calvus).
(n) :
Red-headed bunting (Emberiza bruniceps).
(n) :
Red-headed titi (Callicebus regulus).