Benzedrine/ʹbenzədrin, -dreen/ noun

• flying jib
• flying lemur
• flying officer
• flying phalanger
• flying picket
• flying saucer
• flying squad
• flying squirrel
• flying start
• flying wing
• fly in the face of
• fly in the ointment
• flyleaf
• fly off the handle
• fly on the wall
• flyover
• flypaper
• flypast
• flyposting
• fly sheet
• fly slip
• flyspeck
• flyspray
• flyswatter
• fly the flag