| Idiom | Meaning | Example | 
| laughing | 
fortunate, lucky, rich etc.
 | 
He has a full scholarship to go to university. He's laughing.
 | 
| laughing stock | 
(See the laughing stock)
 | 
 | 
| laundered money | 
stolen money that has been invested or donated
 | 
Do Mafia companies donate laundered money to the church?
 | 
| lay [B] | 
have sex with, get laid  [B]
 | 
Chuck brags about all the girls he's laid, but I don't believe him.
 | 
| lay a trip | 
suggest guilt or blame or duty
 | 
Don't lay a trip on me about low grades. I'm studying hard.
 | 
| lay down your arms | 
stop fighting, bury the hatchet
 | 
It's time to lay down your arms. Stop fighting with your sister.
 | 
| lay down your life for | 
die for, be killed for
 | 
Doug was killed in World War II. He laid down his life for Canada.
 | 
| lay eyes on | 
see, look at
 | 
She says she's my sister, but I've never laid eyes on her before.
 | 
| lay it on | 
compliment, praise, a little thick
 | 
The salesman is praising the new Camry. He's really laying it on.
 | 
| lay it on the line | 
be truthful, the straight goods
 | 
You can lay it on the line. I want  to know if I passed or failed.
 |