suit (oneself)
1. verb To do that which fulfills one's own desires, expectations, or ambitions, especially when failing to consider those of anyone else. It really doesn't matter to me how you arrange the furniture in here, so just suit yourself! Look, Tom and his wife are always going to suit themselves, so don't tie up everything you want to do on this trip with them.
2. expression An imperative used to indicate that the speaker accepts or is indifferent to the other person's decision or preference, especially when it runs contrary to their own desires or expectations. A: "I would just rather not go to a wedding where I won't know anyone." B: "Fine, suit yourself. I'll just go alone." A: "I don't think I'll come to dinner after all." B: "Suit yourself. Should be fun, though."
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.
suit oneself
Do as one pleases, as in We had expected you, but if you don't want to come, suit yourself. This idiom, which uses suit in the sense of "be agreeable or convenient," is often put as an imperative. [Late 1800s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.