get (an amount of money) for (something)
To receive an amount of money in exchange for a particular item. Wow, I can't believe you got $30 for that old air conditioner. How much do you think I could get for these fancy headphones?
get (something) for (someone or something)
1. To retrieve or obtain something for someone else. Let me get those copies for you.
2. To retrieve or obtain something for a particular thing or use. The mechanic is going to get a new muffler for my car. Hey, I got the ingredients we'll need for that recipe.
get something for someone
to obtain something for the use or benefit of someone. I will get a new book for you. Sorry I messed the old one up. Would you get a glass of water for me?
get something for something
to obtain a part or attachment for an object. I need to get a part for the vacuum cleaner. Would you please get a bulb for my flashlight?