run sb in

(infml 口) arrest sb and take him to a police station 逮捕某人押送警察局: He was run in for drunk and disorderly behaviour. 他因酗酒滋事而被拘留. run sth in prepare (the engine of a new car) for normal use by driving slowly and carefully 进行（新汽车的发动机的）磨合运转, 磨合试车: Don't drive your new car too fast until you've run it in. 新汽车未经磨合运转不要开得太快.

run after, run after sb, run along, run at sb, run away (from sb/...), run away with, run down, run for, run into, run into sb, run off, run on, run one's eyes over, run out, run out at, run out from, run out of, run over, run over with, run over with sth, run short, run sth back, run through, run through sth, run to sth, run up, run up against, run upon, run-around, run-down, run-in, run-of-the-mill, run-off, run-through, run-up, runabout, runaway, rune, rung, runic,