pickon board on board (1) {prep.} On (a ship). Joan was not on board the ship when it sailed. Categories: add yours preposition Source: A Dictionary of American Idioms 'on board' on video Gemide (On Board) - Soundtrack On Board Paolo Venturi Erice 2020 hillclimb Race 1 on board Michael Rutter on board the Ducati Panigale V4 Speciale - PART 1 sort: relevance, mode: exact match, q: "on board", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: American IdiomsEnglish Slang Post my comment