| Idiom | Meaning | Example | 
| lady-killer | 
(See a lady-killer)
 | 
 | 
| laid back | 
relaxed, casual
 | 
Lenny's Place is a laid-back kind of restaurant - casual.
 | 
| laid bare | 
exposed,  open for everyone to see
 | 
During the trial, details of his personal life were laid bare.
 | 
| laid off | 
to be told by the manager that your job is canceled
 | 
Billy was laid off because there's not enough work at the plant.
 | 
| laid up | 
sick, injured, not able to work
 | 
Kelly was laid up for two weeks with a very bad cold.
 | 
| lame duck | 
a person who is powerless or ineffectual because
he or she will soon be replaced
 | 
We haven't seen a promising negotiation for peace in the Middle
East since Bill Clinton was a lame-duck president.
 | 
| lamebrain | 
foolish person, slow thinker, dipstick, jerk, dork
 | 
Don't wait for his suggestion. He's a lamebrain.
 | 
| land on your feet | 
be ready to work, be ready for action, hit the ground running
 | 
We're looking for employees who land on their feet after facing a problem or challenge.
 | 
| land up | 
come to rest at, stop at, end up
 | 
If you take this boat you'll land up in Norway!
 | 
| landlubber | 
a person who does not go to sea, a landlocked human, not salty
 | 
You landlubber, Jack! I bet you've never been in a boat!
 |