mix up

mix up (third-person singular simple present mixes up, present participle mixing up, simple past and past participle mixed up)

1. (transitive, idiomatic) To mix or blend thoroughly and completely.

   She mixed up peat moss, humus, and compost to make potting soil.

2. (intransitive, idiomatic) To combine thoroughly.

   All the smells of the food had mixed up together.

3. (transitive, idiomatic) To prepare something from ingredients that are mixed.

   She mixed up a batch of her own potting soil.

4. (transitive, idiomatic) To confuse or reverse.

   I always mix up Vermont and New Hampshire on a map.

   I always mix up Jack with Jake.

5. (transitive, usually passive, with with, often with be or get) To become involved with, especially socially or romantically.

   He got mixed up with a bad crowd.

   Then he got mixed up with an older woman.

   Now, he's mixed up with some half-baked religion.

• (confuse): See also Thesaurus:confuse

• mix it up

mix up (plural mix ups)

1. A mix, blend, or variety.

   Next time, let's ask a group with a different mix up.

2. (idiomatic) A confusion or reversal.

   I refuse to send them any more money until they fix this mix up.

• mix-up, mixup