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1. To improve one's looks by giving one a makeover. In this usage, the recipient of the makeover is stated between "do" and "over." We really need to do her over—that dated hairstyle makes her look so much older than she really is.
2. To redecorate something. In this usage, a noun or pronoun can be used between "do" and "over." After having the same décor for 20 years, it's time for us to do the living room over. Doing over this room with a fresh coat of paint will really brighten it up.
3. To attempt something again. In this usage, a noun or pronoun can be used between "do" and "over." The teacher told me that I have to do this project over because it's too sloppy.
do someone overand make someone over†
to buy a new wardrobe for someone; to redo someone's hairstyle, makeup, etc. Sally's mother did Sally over for the play tryouts. The designer made over Sally completely.
do something over
1. make something over† to rebuild, redesign, or redecorate something. We did our living room over for the holidays. We made over the family room because it was looking shabby.
2. do something over (again) to repeat something; to do something again. I am afraid that you are going to have to do over the complete series again. Would you do this one over, please?
Also, do something over.
1. Also, do over again. Repeat something, as in This setup won't work; I'll have to do it over again.
2. Redecorate, as in We've decided to do over the living room. [Early 1900s]