pickback door . back door {n.}, {slang}, {citizen's band radio jargon} Rear of vehicle. I am watching your back door. Categories: add yours cars jargon noun radio jargon slang Source: A Dictionary of American Idioms 'back door' on video Stray Kids "Back Door" M/V Stray Kids "Back Door" Dance Practice Video [릴레이댄스] 스트레이 키즈(Stray Kids) - Back Door (4K) [Stray Kids - Back Door] Comeback Stage | M COUNTDOWN 200917 EP.682 sort: relevance, mode: exact match, q: "back door", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: American IdiomsEnglish Slang Post my comment