Wiktionary
n. (context US English) A register, maintained by the desk sergeant, of people arrested or brought in for questioning to a police station.
WordNet
n. the daily written record of events (as arrests) in a police station [syn: blotter, day book, rap sheet, charge sheet]
Usage examples of "police blotter".
Not that them tramps ever got in no newspapers except by way of the police blotter.
Konstantin had never seen the character before but she knew just by the posture and the tilt of the head that it had to be a stringer from someplace like Police Blotter.
A soused reporter, going through his nightly routine of calling up the station houses for police blotter news, got the facts of the story but confuse the Nolan name with the name of the policeman on the case.
Trace police blotter report CM-6/9/312-04-23-19-24A, double murder.
Even if the cops let her use a Jane Doe name on the police blotter, they would be likely to get in touch with you.
That's important, and it explains why Niscerni suddenly stopped figuring on the police blotter.