Also called one-two punch. Boxing. a left-hand jab immediately followed by a right cross.
Informal. any strong or effective combination of two people or things: The old one-two of a good passer and a good receiver is the best way to win football games.
Fencing. a type of attack made up of two movements.
employing or suggesting a one-two; with one major or powerful thing or person combined with or following another.