thrash about

thrash about idiom
Also, thrash around. Move wildly or violently, as in He thrashed about all night, unable to sleep, or The fish thrashed around on the dock, so Meg threw it back in the water. [Mid-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.

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