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1. verb To confuse one thing for another. I'm sorry I'm late, I must have mixed up the time for our meeting.
2. verb To combine various substances by stirring. Have you mixed up the eggs and the butter yet?
3. verb To become involved in something. Don't get mixed up with a dangerous crowd like that.
4. verb To cause something to become jumbled or disorganized. My intern must have mixed up these papers—they're all out of order.
5. verb To increase the sound of one component in an audio file, such as a song. In this usage, a noun or pronoun can be used between "mix" and "up." I can barely hear the drums—can you mix them up?
6. adjective Confused. In this usage, the phrase is hyphenated before a noun. I'm still mixed up on this concept—can you explain it again?
7. adjective Drunk. In this usage, the phrase is hyphenated before a noun. Do you remember last night at the bar at all? You were really mixed up!
mix it up (with someone)
to fight with someone; to quarrel with someone. Wilbur and Walt mixed it up for a while, and then things calmed down. Richard came out of the shop and began to mix it up with Walt.
mix someone up
to confuse someone. Please don't ask questions now; you'll mix me up! You mixed up the speaker with your question.
mix something up(with something)
1. to mix or stir something using a mixing or stirring device. He mixed the batter up with a spoon. First, mix up the batter.
2. to combine substances and mix them together. Please mix the egg up with the sugar first. Please mix up the egg with the sugar.
mix something up
to bring something into disorder; to throw something into a state of confusion. Don't mix up the papers on my desk. He mixes up things in his eagerness to speak.
mix it up
Get in a fight, as in The driver got out and began to mix it up with the other driver. This expression uses mix in referring to physical mingling. [c. 1900]
1. Confuse, confound, as in His explanation just mixed me up even more, or I always mix up the twins. [c. 1800]
2. Involve or implicate. This usage is usually put in the passive, as in He got mixed up with the wrong crowd. [Mid-1800s]
1. To cause the elements of something to be intermingled: Mix up the eggs and sugar before you pour them into the flour. Mix the batter up thoroughly before pouring it into the pan.
2. To prepare something by mixing: I mixed some eggs up for breakfast. I mixed up a cake for her birthday.
3. To confuse someone; confound someone: His explanation just mixed me up more. The confusing directions mixed up all the party guests.
4. To mistake something or someone for something or someone else: I always mix up the twins. I mixed the twins up because they were wearing the same thing.
5. To involve or implicate someone in the activities of someone or something, especially something negative: Don't mix yourself up with that crowd. She mixed him up in the whole mess. He got mixed up with the wrong people.
6. To increase the volume of some component of an electrical or audio signal relative to other components: Your singing sounds too quiet—we should mix it up. Mix up the microphones when the announcer begins speaking.
mix it upverb
1. mod. confused; mentally troubled. (This is hyphenated before a nominal.) I was a little mixed up after the accident.
2. mod. alcohol intoxicated. I’m just a little mixed-up, nothing serious. No reason you should be swaying around like that.
mix it upSlang