- The definition of a mix-up is a misunderstanding or confusion.
An example of mix-up is someone going to a house on First Avenue, when they were supposed to go to First Drive.
- a condition or instance of confusion; tangle
- Informal a fight
Used by arrangement with John Wiley & Sons, Inc.
- A state or an instance of confusion; a muddle: maddening bureaucratic mix-ups.
- Informal A fight or melee.
mix-up - Phrases/Idioms
Confuse, confound, as in His explanation just mixed me up even more, or I always mix up the twins. [c. 1800]
Involve or implicate. This usage is usually put in the passive, as in He got mixed up with the wrong crowd. [Mid-1800s]