| Idiom | Meaning | Example |
| bottom line |
the final number, the conclusion
|
The bottom line is this: we can't afford to expand.
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| bottom out |
go down to the bottom, arrive at the low point
|
The recession will bottom out by the end of the year.
|
| bottom rung |
the first step, the lowest position
|
Jerry, my boy, in this company you start at the bottom rung.
|
| bottoms up |
finish your drinks, drink the remainder
|
"Bottoms up," said his friend. "It's time to go."
|
| bounce back |
recover from failure or sickness, try again
|
Lana has the flu, but she bounces back quickly.
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| bow out |
resign so someone else can serve, step down
|
When Dad sees that I can manage the firm, he will bow out.
|
| bowl me over |
surprise me, blow me down
|
Well, bowl me over! You've done your homework!
|
| boy, oh boy |
wow, oh man, holy cow
|
Boy, oh boy! I'm glad to see you!
|
| boys will be boys |
all boys are the same; boys are rough and noisy, a chip off the old...
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When Steve came home with his shirt torn and nose bleeding, his father said, "Boys will be boys."
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| bozo |
a person who does unusual things, a nerd
|
Lenny is kind of a bozo. He laughs at the wrong time.
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