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1. . to do one's job; to do what is expected of one. Please don't thank me. I'm just doing my duty. Soldiers who fight in wars are doing their duty.
2. Euph. to defecate or urinate. We're not leaving this restroom until you do your duty. She did her duty in the potty, just like a big girl!
do someone (down)
Rur. to treat someone badly. I ain't speaking to Mary. Not after the way she did me down.
in deep doo-dooVERY INFORMAL
If someone is in deep doo-doo, they are in serious trouble. You'll be in deep doo-doo if you don't clean the cages properly or feed the animals the right food. If spending goes down, we're in deep, deep doo-doo. Note: `Doo-doo' is a children's word for solid waste from the body.
See also: deep
1. n. a party; a social event. I’m having a do for a friend this weekend. Would you like to come?
2. tv. & in. to use a drug or drugs in general. (see also do a line, do drugs.) Taylor never stopped doing. She just switched from dust to splash.
3. and doo n. a hairdo. I can’t go out in this rain and get my doo wet!
4. Go to (must) do.
5. in. to serve (a purpose) well. (Usually with will or won’t.) This will do quite nicely.
6. Go to doo-doo.
7. tv. to copulate [with] someone. (Usually objectionable.) He did Martha, then he did Sue, then he did Gloria.
dog-dooand dog-dew and dog-do (ˈdɔgdu)
n. dog dung. When the snow melts, the sidewalks are covered with dog-doo.
1. n. dung; fecal material. There’s dog doo-doo on your shoe.
2. in. to defecate. Mommy, the cat’s doo-dooing in the kitchen!
in deep doo-doo
mod. in real trouble. (Doo-doo = dung.) See what you’ve done. Now you are in deep doo-doo.
See also: deep
do/turn the trick
To bring about the desired result.