a very dangerous situation in which an accident is very likely.

The speed that people drive along this road, it's an accident waiting to happen.

• force hand
• force of habit
• for certain
• force someone's hand
• force to be reckoned with
• for Christ's sake
• for crying out loud
• For crying out loud!
• foregone conclusion
• forelock-tugging
• forewarned is forearmed
• Forewarned is forearmed.
• forget about
• forget about it
• forget about something
• forget it
• forgive and forget
• for God's sake
• for good
• for good measure
• for goodness' sake
• for goodness sake
• for kicks
• fork over
• fork over something