Downbeat/ˈdaʊnbiːt/ Definition 1 of 2Pro Tip 1/3Music Context Used mainly in musical scenes, especially when discussing rhythm and timing. Wait for the downbeat before you start singing. Pro Tip 2/3Conductor's Cue In orchestras, the conductor's first gesture often indicates the downbeat. Watch for the conductor's downbeat to know when to begin. Pro Tip 3/3Counting In Dancers and musicians count in starting on the downbeat to stay synchronized. She counted '5, 6, 7, 8' and stepped on the downbeat.