| A | B | C | D | E | F | G | H | I |
| J | K | L | M | N | O | P | Q | R |
| S | T | U | V | W | X | Y | Z |
- Babe in Arms, a
- Babe in the Woods, a
- Baby Boomer
- Back Burner, (Put Something On the)
- Back On Your Feet
- Back the Wrong Horse
- Back To Square One
- Back To The Drawing Board
- Backfire (on someone)
- Backhanded Compliment
- Backseat Driver
- Bad Egg
- Bang One’s Head Against A Brick Wall
- Bar None
- Bark Up the Wrong Tree
- Basket Case
- Be On Your Mettle
- Be the Death of (me, someone)
- Bear Fruit
- Bear Out
- Beat (someone) To It
- Beat A Retreat
- Beat Around the Bush
- Beat It
- Beat the Bushes
- Bed Of Roses
- Bee In Your (His/Her) Bonnet, to have a
- Before You Know It
- Beg To Differ
- Behind Closed Doors
- Behind The Times
- Bells and Whistles
- Beneath Contempt
- Best Bet, Your
- Bet the Farm
- Better The Devil You Know
- Between a Rock and a Hard Place
- Beware Of Greeks Bearing Gifts
- Beyond Your Wildest Dreams