knockout
n. 1 act of making unconscious by a blow. 2 (usu. Attrib.) Boxing etc. Such a blow. 3 competition in which the loser in each round is eliminated (also attrib.: knockout round). 4 colloq. Outstanding or irresistible person or thing.
n. 1 act of making unconscious by a blow. 2 (usu. Attrib.) Boxing etc. Such a blow. 3 competition in which the loser in each round is eliminated (also attrib.: knockout round). 4 colloq. Outstanding or irresistible person or thing.