- A bunch of fives
- A picture is worth a thousand words
- A stitch in time saves nine
- At sixes and sevens
- Back to square one
- Baker's dozen
- Behind the eight ball
- Better half
- Between two stools
- Catch 22
- Cheap at half the price
- Cloud nine
- Counting sheep
- Double Dutch
- Double whammy
- Dressed to the nines
- Fifteen minutes of fame
- Fifth column
- Forty winks
- Four corners of the earth
- Genius is one percent inspiration and 99 percent perspiration
- Goody two-shoes
- Half inch
- Half-cocked
- Half-hearted
- Hat trick
- High five
- Hung, drawn and quartered
- Life begins at forty
- Ménage à trois
- Nine days' wonder
- No quarter given
- Nul points
- On cloud nine
- One over the eight
- One stop shop
- One-hit wonder
- Richard the Third
- Seven-year itch
- Six ways to Sunday
- The nth degree
- The third degree
- The whole nine yards
- Third time lucky
- Three score and ten
- Three sheets to the wind
- Three strikes and you are out
- Twenty four seven
- Twenty three skidoo
- Two cents worth
- Two heads are better than one
- Zero tolerance