Your car often has engine problems. Now you're trying to start your car, but it won't work. This is what you say to yourself.
This thing is such a piece of junk!
car, frustration, junk 
You were having a problem with your computer. A coworker fixed it for you. You're really grateful because the problem was very frustrating. You say:
Thank you so much. I was at my wits' end trying to figure that out!
You often have to work late hours. Today you wanted to leave work at 6:00, but you were too busy. Now it's 8:00, and you're still working. You think to yourself:
So much for leaving at a decent time...
You're frustrated because you've been having trouble with your visa paperwork. You're talking to a friend and mention your problems. He asks what happened, but you don't want to explain it all because it's a complicated problem and will take a long time to explain. You say:
It's a long story.
complicated, explanation, frustration You're upset because of a problem that you're having with your visa paperwork. You're talking to a friend and she can tell that you're upset. She asks what's wrong, but you don't want to explain your problem to her because it wll take too long and you're too upset. You say:
I don't want to get into it right now.
explanation, frustration, phrasal verb, problems You're frustrated with your job. You feel like it's stressful, and you're only doing it to make money, not to help other people. You're talking to your friend about it, and you want to explain what kind of job you want to have. You say:
I want to do something meaningful with my life.
You use this phrase, "something (adjective)" to mean "something that is (adjective)":
I'm in the mood for something light.
She said something mean to me as I was walking by.
You can use "anything" in the same way:
Don't buy anything expensive.
When you describe something as "meaningful", you usually mean that it's good, in a way that helps other people, makes a friendship stronger, improves the environment, follows your religious beliefs, etc. You can use "meaningful" to talk about things like:
You may sometimes hear this phrase. People often talk about "doing something meaningful with" their lives. This usually means that they want to have a job that makes them feel happy, makes them well-known and respected, and gives them a chance to help people. For example, you can say to someone who's doing interesting medical research:
I envy you. You're actually doing something meaningful with your life.
career, frustration, job, something/anything 