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sweat (something) out
1. To expel a harmful substance through one's sweat. I'm trying to sweat the alcohol from last night out by going for a run this morning. You should spend some time in the sauna. It's a great way to sweat toxins out.
2. To endure or await something that makes one feel nervous, anxious, or distressed. I sweated out the police's interrogation without saying a word. They said they would call me today to let me know if I got the job, so I've been sweating it out since I woke up.
sweat something out
1. Lit. to get rid of something in one's body by sweating. I have a bit of a cold, and I am going to try to sweat it out. I took a steamy shower, trying to sweat out my cold.
2. Fig. to endure something unpleasant. It was an ordeal, but I sweated it out. I managed to sweat out the exam.
3. Fig. to endure suspense about something. She sweated the two-hour wait out until she heard the results of her bar exams. Karen sweated out the long wait peacefully.
Endure or await something anxiously, as in He sweated out that last final exam, or I don't know if I made the team-I'm still sweating it out. This idiom, often expanded to sweat it out, was first recorded in 1876.
1. To endure something anxiously: I sweated out a three-hour history exam. We sweated the week out, wondering if the police would find us.
2. To await something anxiously: I've been sweating out my final grades all week. The patient was sweating the test results out in the waiting room.
3. To purge the body of some liquid by sweating: I just sweated all the water out that I drank today. They are in the sauna trying to sweat out the booze.