1. Desperately determined
   "do-or-die revolutionaries"; "a do-or-die conflict"
   - desperate

See also: resolute

• air mile
• Air National Guard
• air out
• air passage
• air plant
• air pocket
• air pollution
• air potato
• air power
• air pressure
• air pump
• air raid
• air reconnaissance
• air rifle
• air sac
• Air Sea Rescue
• air search radar
• air shaft
• air show
• air sock
• air spring
• air station
• air strike
• air terminal
• air thermometer