| 1. | Also called one-two punch. Boxing. a left-hand jab immediately followed by a right cross. |
| 2. | 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. |
| 3. | Fencing. a type of attack made up of two movements. |
| 4. | employing or suggesting a one-two; with one major or powerful thing or person combined with or following another. |
