747 UK /ˌsɛvənfɔːˈsɛvən/US /ˌsɛvənfɔɹtiˈsɛvən/ noun1 •A Boeing airplane, model number seven forty-seven, sold to airlines for passenger or cargo transportation.I dreamed of 747s / Over geometric farms / Dreams Amelia—dreams and false alarms — 1976 forms747s