What does 'All work and no play makes Jack a dull boy' mean?

This expression means that people need time off from working and if they don't get it, they will become bored and lack interest and enthusiasm.
(It is often shortened to All work and no play.)

• Category: General
• Contributed By: petrben

Idioms similar to 'All work and no play makes Jack a dull boy'

• Dull as ditchwater
• Haste makes waste
• Work like a charm
• Do their dirty work
• Play for keeps
• Play havoc
• Play with fire
• Play hooky
• Play the fool
• Play hard to get
• Clutch play
• Play fast and loose