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run someone in
to arrest one and take one to the police station. The cop ran George in so they could question him extensively. They ran in George to protect him from the rioters.
run something in (for something)
to bring or drive something quickly into a place for some purpose. I have to run my car in for an oil change. I will run in the truck for the mechanic to take a look at it.
run in something
to compete in something, such as a race or an election. I will run in the one-hundred-yard dash. I will not run in a race this time. Who will run in this year's election?
run in(to something)
1. [for a liquid] to flow into something or a place. The water is running into the basement! It's running in very fast.
2. to enter something or a place on foot, running. The boys ran into the room and out again. They ran in and knocked over a lamp.
3. to stop by a place for a quick visit or to make a purchase quickly. I have to run in the drugstore for a minute. I ran into the store for a loaf of bread. I want to visit Mrs. Potter. I can't stay long. I can only run in for a minute.
1. Insert or include something extra, as in Can you run this map in with the text? [Early 1800s]
2. Also, run on. In printing, make a solid body of text without a paragraph or other break, as in The quotation should be run in rather than set as a paragraph.
3. Also, run someone in. Take someone into custody, as in The police were going to run him in, but he got away. [Slang; mid-1800s]
4. Visit someone briefly, as in If I have time, I'll run in to see Aunt Mary. [Second half of 1800s]
5. Break something or someone in, as in Let's run in the new model on a short flight. [Early 1900s] Also see run into.
1. To quickly or briefly enter some place on foot: I'm going to run in the house and get my jacket. We stopped at the store, and I ran in and bought some milk.
2. To drive someone to the center of a place: Don't walk all the way to town—I can run you in on my way to work.
3. Slang To arrest someone; take someone into legal custody: I had no identification with me, so the police ran me in. The police ran in the suspects for further questioning.
4. To make a solid body of text without a paragraph or other break: All of the paragraphs on this page run in, so it's very hard to read.
5. To cause some printed material to make a solid body of text without a paragraph or other break: The editor ran in the final paragraph so that it would fit on the page. There was no reason to split this text into two paragraphs, so I ran the second one in.