1.Do a double take
Definition: look twice at someone or something because you are surprised
She did a double take when he walked into the room.
Did you see that man do a double take as he looked at the price?
2.Do a number on someone
Definition: trick someone, cheat someone, hurt someone very badly
I'm afraid she did a number on him when she broke up.
That guy did a number on John to the tune of $500!
3.Do an about face
Definition: turn around, return to where someone came from
I'd like you to do an about face and go clean your room!
As soon as I got to work I realized I'd have to do an about face because I'd left my briefcase at home.
4.Do away with something
Definition: prohibit something, make something not available
They tried to do away with coffee in some cultures to little success.
Anytime they do away with something people want it even more.
5.Do justice to something
Definition: do successfully and with honor, complete in a befitting manner
I think that painting doesn't do justice to him.
Alice really did justice to the presentation.
6.Do one's duty
Definition: complete a responsibility, do something that is expected of you
Remember to do your duty by honoring your parents.
I'll do my duty but nothing more.
7.Do one's part
Definition: do something that is required of you, join in doing something that requires many people
He feels that volunteering is doing his part.
Do you part and get along and you'll have no problems here.
8.Do or die
Definition: complete a task or utterly fail
It's do or die time now. We're getting married!
Well John, it's do or die. Let's go!
9.Do someone good
Definition: be beneficial for someone
I think taking the week off will do you good.
She told me a massage would do me good.
10.Do something over
Definition: repeat an action often because of a poor start
Let's do that over! I wasn't concentrated enough!
I'd love to do college over if I had the chance.
11.Do someone proud
definition: do something so well that another person is proud of you
David did his father proud throughout his successful life.
I think you'll do your family proud this year.
12.Do someone's heart good
Definition: be good for someone emotionally
I think listening to some classical music would do your heart good.
13.Do something by hand
Definition: build something on one's own
He built his house by hand.
I created that desk by hand.
14.Do something in vain
Definition: do something with no reason or chance at success
Peter feels his doing the job in vain.
Never feel you're doing something in vain. There's always a reason.
15.Do something on the fly
Definition: do something quickly without thinking
I did it on the fly, it's nothing special.
Let's do it on the fly. It won't take long.
16.Do something on the run
Definition: do something while on the way to somewhere else
We did it on the run while on the way to Arizona.
You can do it on the run. Let's go!
17.Do something on the sly
Definition: do something without having other people notice
She did it on the sly. Her husband never had a clue.
He made lots of money by doing it on the sly.
18.Do the honors
Definition: do something like cutting a cake, or giving a speech that is an honor
I'd like to let your father do the honors.
I'll do the honors and toast to happy and long life!
19.Do the trick
Definition: complete the task, function as a solution
I think this pen will do the trick.
You'll come up with something to do the trick.
20.Do you read me?
Definition: question asked usually in a stern manner to ask if someone understands
We'll have no more talk! Do you read me?!
That's enough. Do you read me?