1. At the last possible moment
   - in the nick of time

Encyclopedia: Just in time

• forethought
• forethoughtful
• foretoken
• foretop
• forever
• forever and a day
• forevermore
• forewarn
• forewarning
• forewing
• forewoman
• foreword
• forex
• foreyard
• forfeit
• forfeited
• forfeiture
• forfend
• forficate
• Forficula
• Forficula auricularia
• Forficulidae
• forgather
• forge
• forged