toil for (someone or something)
1. To work continually and very strenuously for the benefit of someone else. I spent the summer toiling for my neighbor in order to save up for a new bike. I decided to start my own business so I wouldn't have to spend another day toiling for anyone else.
2. To work continually and very strenuously in order to accomplish or achieve something. The marginalized group has spent the last 20 years toiling for equality. Congratulations, everyone. We've all toiled long and hard for this day.
3. To work continually and very strenuously in return for something. The new farmhand toils for a place to sleep at night and three meals a day. He won't accept payment of any kind. I'm done toiling for just seven bucks an hour at this lousy restaurant.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
toil for someone
1. to work on behalf of someone or for someone's benefit. I don't mind toiling for her as long as she thanks me. I don't know why I toil for you. You are totally ungrateful.
2. to do someone else's work. I don't know why I should have to toil for you. Do your own work! I won't toil for him. He can do his own work.
toil for something
1. to work toward a particular goal or ideal. I am willing to toil for something I believe in. She spent the afternoon toiling for her favorite charity.
2. to work for a certain rate of pay. It's hard to toil for slave's wages. Do you expect me to toil endlessly for such low pay?
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.