| Idiom | Meaning | Example | 
| lay you | 
bet you, give you odds
 | 
I'll lay you ten to one that Marc uses steroids. I'm sure he does.
 | 
| lazy bones | 
lazy person, a person who does not want to work
 | 
If you don't want to work, we'll call you lazy bones.
 | 
| lead a life | 
have a style of living, have a way of life
 | 
With your career and children, you lead a busy life.
 | 
| lead foot | 
(See heavy foot)
 | 
 | 
| lead pipe cinch | 
certain of the result, a foregone conclusion
 | 
The Jets are a lead pipe cinch to win the game. They're better.
 | 
| lead you down the garden path | 
tell you a false story, give you a line
 | 
He said the trip to Paris was free. He led me down the garden path.
 | 
| lead you on | 
promise good things, pretend to be good
 | 
I know you love Jo, but she was leading you on. She loves Paul.
 | 
| leaf out | 
grow new leaves, in leaf
 | 
She trimmed the branches before the trees began to leaf out.
 | 
| leak | 
allow people to know, tell the media
 | 
Details of the program were leaked to a newspaper.
 | 
| leak | 
(See have a leak)
 | 
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