| Idiom | Meaning | Example | 
| tune me out | 
stop listening to me, not pay attention to me
 | 
If you speak in a boring way, students will tune you out.
 | 
| tune up | 
improve the operation, improve performance
 | 
After Fred tunes up the Mercedes the motor will run smoother.
 | 
| tuned in | 
able to understand, on the same wavelength
 | 
If you're tuned in, you know who I've been talking about.
 | 
| tunnel vision | 
looking straight ahead, not seeing other directions
 | 
Our president has tunnel vision. He believes in only one plan.
 | 
| turf it | 
cut it, delete it, throw out
 | 
If students don't enrol in the program, we'll have to turf it.
 | 
| turkey | 
fool, dumbo, jerk
 | 
You turkey! Why did you put Jello on my pizza?
 | 
| turn a blind eye | 
see a problem but not act, look the other way  
 | 
The teacher knows that I come in late, but she turns a blind eye.
 | 
| turn a profit | 
profit from, make money
 | 
It will be a year before we turn a profit on this new product.
 | 
| turn about is fair play | 
you get what you give, what goes around...
 | 
If you give pain you'll feel pain. Turn about is fair play.
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| turn down | 
refuse, not accept
 | 
Sal turned me down when I asked her to go to a movie. She refused.
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