We planned a harmless prank for All Fools' Day to make everyone laugh.

She does not suffer fools gladly, so meetings with unprepared interns are always brief.

We planned a harmless surprise for her on April Fools' Day to make everyone laugh.

Over the years, their April Fools' Days celebrations have become more elaborate and creative each spring.

All Fools' Days brought unexpected pranks to every town we visited last month.

My uncle lives by the proverb 'only fools and horses work', always advising us to find an easier way to earn a living.

When he agreed to invest without checking the facts, it was a clear case of fools rush in where angels fear to tread, and his friends warned him about the risks.

Their penny wise and pound foolish decision to skimp on routine maintenance saved a few dollars now but resulted in a much more expensive repair later.

The foolhardiest climber in the group ignored the storm warnings and continued upward.