警けい察さつ無む線せんけいさつむせんMeanings1nounpolice radioRefers to the radio communication system used by police, or the radio device itself.警けい察さつ無む線せんで応おう援えんを要よう請せいした。They requested backup over the police radio.警けい察さつ無む線せんを傍ぼう受じゅするのは違い法ほうだ。Intercepting police radio is illegal.
